All dates are copyright dates but some of the books are likely later printings. Each is a vintage hard cover. Sizes range from 5 1/8x7.5" to 5.5x8" with an average page count of 212. Tom Swift titles, numbers and dates published by Whitman are: “Television Detector” #2160 1933, “Sky Train” #2162 1931, “Circling The Globe” #2163 1927, “Ocean Airport” #2164 1934, “Talking Pictures” #2167 1928. See Tom Swift set by Eaton Press #1933. Author Roy Rockwood “Great Marvel Series” Whitman titles are: “Through Space To Mars” #2346 1910, “Lost On The Moon” #2347 1911, “By Air Express To Venus” #2349 1919, “By Spaceship to Saturn” #2350 1935. Tom Corbett’s Space Cadet titles published by Grosset & Dunlap include #1 through #6. Titles and dates are: “Standby For Mars” 1952, “Danger In Deep Space” 1953, “On The Trail Of The Space Pirates” 1953, “The Space Pioneers” 1953, “The Revolt On Venus” 1954, “Treachery In Outer Space” 1954. Last title is “The New Tom Swift Jr. Adventures” #4 titled “Tom Swift And His Giant Robot” 1954. Dust jackets have scattered lt. wear here and there with a few small pieces and small chips gone, most noticeable on spine tips. Books themselves are clean and tight for the most part. Tom Swift “Talking Pictures Book” has original owners name written in ink on outside pages at right side. Dust jackets overall VG/Fine. Books Fine/VF. An instant collection.