Frank E. Kidder 
Strength Of Beams, Floor And Roofs – Including Directions For Designing And Detailing Roof Trusses, With Criticism Of Various Forms Of Timber Construction [EPUB ebook] 

Many of the earliest books, particularly those dating back to the 1900s and before, are now extremely scarce and increasingly expensive. We are republishing these classic works in affordable, high quality, modern editions, using the original text and artwork.