{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The effect of different systems of lighting on output and accuracy in fine work (typesetting by hand): Joint report of the Industrial Fatigue Research Board and the Illumination Research Committee","author_name":"H. C Weston","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0008BJO8K.html\">The effect of different systems of lighting on output and accuracy in fine work (typesetting by hand): Joint report of the Industrial Fatigue Research Board and the Illumination Research Committee</a>","width":400,"height":300}