  {"id":34566,"date":"2022-07-14T10:44:29","date_gmt":"2022-07-14T15:44:29","guid":{"rendered":"https:\/\/uwm.edu\/libraries\/?page_id=34566"},"modified":"2026-02-25T13:16:30","modified_gmt":"2026-02-25T19:16:30","slug":"harold-mayer-collection","status":"publish","type":"page","link":"https:\/\/uwm.edu\/libraries\/agsl\/collections\/agsl-photographic-collections\/harold-mayer-collection\/","title":{"rendered":"Harold Mayer Collection"},"content":{"rendered":"\n<div class=\"uwm-l-row uwm-l-row--3\">\n<div class=\"uwm-l-col\">\n<p>Harold Mayer was a professor of geography at the University of Wisconsin-Milwaukee and one of the leading scholars in the field of urban geography in the Twentieth Century. He specialized in urban and transport geography of North America with a focus on New York, Chicago, Milwaukee, and British Columbia. During his academic career, Mayer created an extensive photographic collection that he used as an instructional tool in his teaching. In his photography, he documented the changes in urban landscape of North and Central America. He often returned to the same city to take a picture of the same sight over the course of several years. His collection, consisting of approximately 50,000 slides, was donated to the American Geographical Society Library by his wife, Florence Mayer.<\/p>\n\n\n\n<p><a href=\"https:\/\/panthers.sharepoint.com\/:b:\/s\/51ÁÔÆæLibraries\/AGSL\/ESMsMfBK5KBAnk0G8foEs4EBq1qDciRZajq2dZjKGYFNXw?e=w8BsPB\">Mayer Slides Finding Aid<\/a><\/p>\n<\/div>\n\n\n\n<div class=\"uwm-l-col uwm-l-col--4 uwm-l-offset--1\"><nav aria-label=\"Sidebar\" class=\"uwm-p-navigation-list uwm-p-navigation-list--gold-border \"><div class=\"uwm-p-navigation-list--title\"><a href=\"https:\/\/uwm.edu\/libraries\/agsl\/\">American Geographical Society Library<\/a><\/div><ul><li><a href=\"https:\/\/uwm.edu\/libraries\/agsl\/agsl-visit\/\">Visit<\/a><\/li><li><a href=\"https:\/\/uwm.edu\/libraries\/agsl\/agsl-resources\/\">Explore<\/a><\/li><li><a href=\"https:\/\/uwm.edu\/libraries\/agsl\/collections\/\">AGSL Collections<\/a><ul><li><a href=\"https:\/\/uwm.edu\/libraries\/agsl\/collections\/pamphlet-collection\/\">Pamphlet Collection<\/a><\/li><li><a href=\"https:\/\/uwm.edu\/libraries\/agsl\/collections\/agsl-books-journals\/\">Books &amp; Journals<\/a><\/li><li><a href=\"https:\/\/uwm.edu\/libraries\/agsl\/collections\/agsl-rare-materials\/\">Rare Materials<\/a><\/li><li><a href=\"https:\/\/uwm.edu\/libraries\/agsl\/collections\/agsl-archival-collections\/\">Archival &amp; Manuscript Collections<\/a><\/li><li><a href=\"https:\/\/uwm.edu\/libraries\/agsl\/collections\/cartographic-collections\/\">Cartographic Collections<\/a><\/li><li><a href=\"https:\/\/uwm.edu\/libraries\/agsl\/collections\/agsl-photographic-collections\/\">Photographic Collections<\/a><ul><li><a href=\"https:\/\/uwm.edu\/libraries\/agsl\/collections\/agsl-photographic-collections\/mary-murphy-collection\/\">Mary Murphy Collection<\/a><\/li><li><a href=\"https:\/\/uwm.edu\/libraries\/agsl\/collections\/agsl-photographic-collections\/marshall-h-saville-collection\/\">Marshall H. Saville Collection<\/a><\/li><li><a href=\"https:\/\/uwm.edu\/libraries\/agsl\/collections\/agsl-photographic-collections\/edna-schaus-sorenson-and-clarence-w-sorenson-collection\/\">Edna Schaus Sorenson and Clarence W. Sorenson Collection<\/a><\/li><li><a href=\"https:\/\/uwm.edu\/libraries\/agsl\/collections\/agsl-photographic-collections\/bert-krawczyk-collection\/\">Bert Krawczyk Collection<\/a><\/li><li><a class=\"current\" href=\"https:\/\/uwm.edu\/libraries\/agsl\/collections\/agsl-photographic-collections\/harold-mayer-collection\/\"><span aria-current=\"page\">Harold Mayer Collection<\/span><\/a><\/li><li><a href=\"https:\/\/uwm.edu\/libraries\/agsl\/collections\/agsl-photographic-collections\/vandermeer-slide-collection\/\">VanderMeer Slide Collection<\/a><\/li><li><a href=\"https:\/\/uwm.edu\/libraries\/agsl\/collections\/agsl-photographic-collections\/ralph-m-aderman-collection\/\">Ralph M. Aderman Collection<\/a><\/li><li><a href=\"https:\/\/uwm.edu\/libraries\/agsl\/collections\/agsl-photographic-collections\/dr-isaiah-bowman-collection\/\">Dr. Isaiah Bowman Collection<\/a><\/li><li><a href=\"https:\/\/uwm.edu\/libraries\/agsl\/collections\/agsl-photographic-collections\/louise-a-boyd-collection\/\">Louise A. Boyd Collection<\/a><\/li><li><a href=\"https:\/\/uwm.edu\/libraries\/agsl\/collections\/agsl-photographic-collections\/john-e-brush-collection\/\">John E. Brush Collection<\/a><\/li><li><a href=\"https:\/\/uwm.edu\/libraries\/agsl\/collections\/agsl-photographic-collections\/theodoor-de-booy-collection\/\">Theodoor de Booy Collection<\/a><\/li><li><a href=\"https:\/\/uwm.edu\/libraries\/agsl\/collections\/agsl-photographic-collections\/harrison-forman-collection\/\">Harrison Forman Collection<\/a><\/li><li><a href=\"https:\/\/uwm.edu\/libraries\/agsl\/collections\/agsl-photographic-collections\/elizabeth-margaret-kerr-collection\/\">Elizabeth Margaret Kerr Collection<\/a><\/li><li><a href=\"https:\/\/uwm.edu\/libraries\/agsl\/collections\/agsl-photographic-collections\/milwaukee-redevelopment-corporation-collection\/\">Milwaukee Redevelopment Corporation Collection<\/a><\/li><\/ul><\/li><\/ul><\/li><li><a href=\"https:\/\/uwm.edu\/libraries\/agsl\/agsl-geospatial-data\/\">GIS &amp; Geospatial Data<\/a><\/li><li><a href=\"https:\/\/uwm.edu\/libraries\/agsl\/agsl-news-events\/\">News &amp; Events<\/a><\/li><li><a href=\"https:\/\/uwm.edu\/libraries\/agsl\/agsl-fellowships\/\">Fellowships<\/a><\/li><li><a href=\"https:\/\/uwm.edu\/libraries\/agsl\/about\/\">About<\/a><\/li><\/ul><\/nav><\/div>\n<\/div>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1463,"featured_media":0,"parent":31822,"menu_order":250,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":"","uwm_wg_additional_authors":[24074]},"class_list":["post-34566","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>51ÁÔÆæ Libraries<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/uwm.edu\/libraries\/agsl\/collections\/agsl-photographic-collections\/harold-mayer-collection\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Harold Mayer Collection\" \/>\n<meta property=\"og:url\" content=\"https:\/\/uwm.edu\/libraries\/agsl\/collections\/agsl-photographic-collections\/harold-mayer-collection\/\" \/>\n<meta property=\"og:site_name\" content=\"51ÁÔÆæ Libraries\" \/>\n<meta property=\"article:modified_time\" content=\"2026-02-25T19:16:30+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/uwm.edu\\\/libraries\\\/agsl\\\/collections\\\/agsl-photographic-collections\\\/harold-mayer-collection\\\/\",\"url\":\"https:\\\/\\\/uwm.edu\\\/libraries\\\/agsl\\\/collections\\\/agsl-photographic-collections\\\/harold-mayer-collection\\\/\",\"name\":\"Harold Mayer Collection - 51ÁÔÆæ Libraries\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/uwm.edu\\\/libraries\\\/#website\"},\"datePublished\":\"2022-07-14T15:44:29+00:00\",\"dateModified\":\"2026-02-25T19:16:30+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/uwm.edu\\\/libraries\\\/agsl\\\/collections\\\/agsl-photographic-collections\\\/harold-mayer-collection\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/uwm.edu\\\/libraries\\\/agsl\\\/collections\\\/agsl-photographic-collections\\\/harold-mayer-collection\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/uwm.edu\\\/libraries\\\/agsl\\\/collections\\\/agsl-photographic-collections\\\/harold-mayer-collection\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/uwm.edu\\\/libraries\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"American Geographical Society Library\",\"item\":\"https:\\\/\\\/uwm.edu\\\/libraries\\\/agsl\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"AGSL Collections\",\"item\":\"https:\\\/\\\/uwm.edu\\\/libraries\\\/agsl\\\/collections\\\/\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"Photographic Collections\",\"item\":\"https:\\\/\\\/uwm.edu\\\/libraries\\\/agsl\\\/collections\\\/agsl-photographic-collections\\\/\"},{\"@type\":\"ListItem\",\"position\":5,\"name\":\"Harold Mayer Collection\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/uwm.edu\\\/libraries\\\/#website\",\"url\":\"https:\\\/\\\/uwm.edu\\\/libraries\\\/\",\"name\":\"51ÁÔÆæ Libraries\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/uwm.edu\\\/libraries\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"51ÁÔÆæ Libraries","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/uwm.edu\/libraries\/agsl\/collections\/agsl-photographic-collections\/harold-mayer-collection\/","og_locale":"en_US","og_type":"article","og_title":"Harold Mayer Collection","og_url":"https:\/\/uwm.edu\/libraries\/agsl\/collections\/agsl-photographic-collections\/harold-mayer-collection\/","og_site_name":"51ÁÔÆæ Libraries","article_modified_time":"2026-02-25T19:16:30+00:00","twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/uwm.edu\/libraries\/agsl\/collections\/agsl-photographic-collections\/harold-mayer-collection\/","url":"https:\/\/uwm.edu\/libraries\/agsl\/collections\/agsl-photographic-collections\/harold-mayer-collection\/","name":"Harold Mayer Collection - 51ÁÔÆæ Libraries","isPartOf":{"@id":"https:\/\/uwm.edu\/libraries\/#website"},"datePublished":"2022-07-14T15:44:29+00:00","dateModified":"2026-02-25T19:16:30+00:00","breadcrumb":{"@id":"https:\/\/uwm.edu\/libraries\/agsl\/collections\/agsl-photographic-collections\/harold-mayer-collection\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/uwm.edu\/libraries\/agsl\/collections\/agsl-photographic-collections\/harold-mayer-collection\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/uwm.edu\/libraries\/agsl\/collections\/agsl-photographic-collections\/harold-mayer-collection\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/uwm.edu\/libraries\/"},{"@type":"ListItem","position":2,"name":"American Geographical Society Library","item":"https:\/\/uwm.edu\/libraries\/agsl\/"},{"@type":"ListItem","position":3,"name":"AGSL Collections","item":"https:\/\/uwm.edu\/libraries\/agsl\/collections\/"},{"@type":"ListItem","position":4,"name":"Photographic Collections","item":"https:\/\/uwm.edu\/libraries\/agsl\/collections\/agsl-photographic-collections\/"},{"@type":"ListItem","position":5,"name":"Harold Mayer Collection"}]},{"@type":"WebSite","@id":"https:\/\/uwm.edu\/libraries\/#website","url":"https:\/\/uwm.edu\/libraries\/","name":"51ÁÔÆæ Libraries","description":"","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/uwm.edu\/libraries\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"}]}},"acf":[],"_links":{"self":[{"href":"https:\/\/uwm.edu\/libraries\/wp-json\/wp\/v2\/pages\/34566","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/uwm.edu\/libraries\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/uwm.edu\/libraries\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/uwm.edu\/libraries\/wp-json\/wp\/v2\/users\/1463"}],"replies":[{"embeddable":true,"href":"https:\/\/uwm.edu\/libraries\/wp-json\/wp\/v2\/comments?post=34566"}],"version-history":[{"count":2,"href":"https:\/\/uwm.edu\/libraries\/wp-json\/wp\/v2\/pages\/34566\/revisions"}],"predecessor-version":[{"id":35293,"href":"https:\/\/uwm.edu\/libraries\/wp-json\/wp\/v2\/pages\/34566\/revisions\/35293"}],"up":[{"embeddable":true,"href":"https:\/\/uwm.edu\/libraries\/wp-json\/wp\/v2\/pages\/31822"}],"wp:attachment":[{"href":"https:\/\/uwm.edu\/libraries\/wp-json\/wp\/v2\/media?parent=34566"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}