{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"National Advisory Committee for Aeronautics Report 1336 an Investigation of Single-and Dual-rotation Propellers at Positive and Negative Thrust and in Combination with an NACA 1-Series D-type Cowling at Mach Numbers Up to 0.84","author_name":"Reynolds Robert M et al","thumbnail_url":"https://www.ebooknetworking.net/books/B00/10J/bigB0010JPQZ4.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0010JPQZ4.html\">National Advisory Committee for Aeronautics Report 1336 an Investigation of Single-and Dual-rotation Propellers at Positive and Negative Thrust and in Combination with an NACA 1-Series D-type Cowling at Mach Numbers Up to 0.84</a>","width":400,"height":300}