{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Euthenics, the science of controllable environment: a plea for better living conditions as a first step toward higher human efficiency","author_name":"Ellen Henrietta Swallow Richards","thumbnail_url":"https://www.ebooknetworking.net/books/117/660/big1176600613.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1176600613.html\">Euthenics, the science of controllable environment: a plea for better living conditions as a first step toward higher human efficiency</a>","width":400,"height":300}