{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Sylvania News Technical Section Bulletin (New Type 500 TV-FM Sweep Signal Generator) (March, 1950, #3, 17)","author_name":"Sylvania","thumbnail_url":"https://www.ebooknetworking.net/books/B00/0F4/bigB000F4B5PK.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B000F4B5PK.html\">Sylvania News Technical Section Bulletin (New Type 500 TV-FM Sweep Signal Generator) (March, 1950, #3, 17)</a>","width":400,"height":300}