{"id":38306,"date":"2019-07-03T12:42:59","date_gmt":"2019-07-03T16:42:59","guid":{"rendered":"http:\/\/libapps.libraries.uc.edu\/liblog\/?p=38306"},"modified":"2019-07-03T12:42:59","modified_gmt":"2019-07-03T16:42:59","slug":"valence-blocks-notes-from-the-oesper-collections-no-56-may-june-2019","status":"publish","type":"post","link":"https:\/\/libapps.libraries.uc.edu\/liblog\/2019\/07\/valence-blocks-notes-from-the-oesper-collections-no-56-may-june-2019\/","title":{"rendered":"Valence Blocks : Notes from the Oesper Collections, No. 56, May\/June 2019"},"content":{"rendered":"<div id=\"attachment_38313\" style=\"width: 190px\" class=\"wp-caption alignleft\"><a href=\"https:\/\/libapps.libraries.uc.edu\/liblog\/wp-content\/uploads\/2019\/07\/valence-block-set.png\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-38313\" class=\"size-full wp-image-38313\" src=\"https:\/\/libapps.libraries.uc.edu\/liblog\/wp-content\/uploads\/2019\/07\/valence-block-set.png\" alt=\"Commercial valence block models for use in the lecture hall based on a peg and hole locking mechanism and interchangeable cardboard labels.\" width=\"180\" height=\"262\" srcset=\"https:\/\/libapps.libraries.uc.edu\/liblog\/wp-content\/uploads\/2019\/07\/valence-block-set.png 180w, https:\/\/libapps.libraries.uc.edu\/liblog\/wp-content\/uploads\/2019\/07\/valence-block-set-97x141.png 97w\" sizes=\"auto, (max-width: 180px) 100vw, 180px\" \/><\/a><p id=\"caption-attachment-38313\" class=\"wp-caption-text\"><strong>Commercial valence block models for use in the <\/strong><strong>lecture hall based on a peg and hole locking mechanism and interchangeable cardboard labels<\/strong>.<\/p><\/div>\n<p><a href=\"https:\/\/drc.libraries.uc.edu\/handle\/2374.UC\/754187\">Issue 56<\/a> describes an unusual type of chemical model known as a valence block that was once used to teach introductory chemistry and which also appeared in chemistry sets in the period 1940-1960.<\/p>\n<p>Click <a href=\"http:\/\/digital.libraries.uc.edu\/oesper\/\">here<\/a> for all other issues of notes from the Oesper Collections and to explore the Jensen-Thomas Apparatus Collection.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Issue 56 describes an unusual type of chemical model known as a valence block that was once used to teach introductory chemistry and which also appeared in chemistry sets in the period 1940-1960. Click here for all other issues of &hellip; <a href=\"https:\/\/libapps.libraries.uc.edu\/liblog\/2019\/07\/valence-blocks-notes-from-the-oesper-collections-no-56-may-june-2019\/\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":459,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[317,68,31,13],"tags":[496],"class_list":["post-38306","post","type-post","status-publish","format-standard","hentry","category-chembio","category-digital-collections","category-uc","category-uclibraries","tag-oesper-museum-notes"],"_links":{"self":[{"href":"https:\/\/libapps.libraries.uc.edu\/liblog\/wp-json\/wp\/v2\/posts\/38306","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/libapps.libraries.uc.edu\/liblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/libapps.libraries.uc.edu\/liblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/libapps.libraries.uc.edu\/liblog\/wp-json\/wp\/v2\/users\/459"}],"replies":[{"embeddable":true,"href":"https:\/\/libapps.libraries.uc.edu\/liblog\/wp-json\/wp\/v2\/comments?post=38306"}],"version-history":[{"count":0,"href":"https:\/\/libapps.libraries.uc.edu\/liblog\/wp-json\/wp\/v2\/posts\/38306\/revisions"}],"wp:attachment":[{"href":"https:\/\/libapps.libraries.uc.edu\/liblog\/wp-json\/wp\/v2\/media?parent=38306"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/libapps.libraries.uc.edu\/liblog\/wp-json\/wp\/v2\/categories?post=38306"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/libapps.libraries.uc.edu\/liblog\/wp-json\/wp\/v2\/tags?post=38306"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}