{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Lighting From Concealed Sources: A Practical Treatment Of Lighting Problems To Obtain Satisfying Illumination And Individual Effects Without Exposed Light Sources","author_name":"The Engineering Dept. of the National X-Ray Reflector Co.","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B003SPUM4I.html\">Lighting From Concealed Sources: A Practical Treatment Of Lighting Problems To Obtain Satisfying Illumination And Individual Effects Without Exposed Light Sources</a>","width":400,"height":300}