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Grandpa's Secrets Maintained by: Member id grandpas_secrets ( Feedback Score Of 12467) Discover a Wealth of How-to Projects & Plans from a Bygone Era. Explore our Scientific & Mechanical History in Vintage Hobby, Craft, & Technical Magazine Articles. Store search Enter your search keyword in titles & description Store categories Store home Airplanes & Aviation (161) Autos/Sidewalk Cars/Mini Bikes (144) Motorcycles/Mo​tor Scooters (207) Boats/Marine items (112) Sporting Goods/Sports (152) Camping & Travel Trailers (25) Winter Sports (43) Bicycle Plans (6) Farm & Garden Plans (76) Construction Plans & Info (53) Craft Plans (84) Models (136) Woodworking Tools (21) Woodworking Plans (123) Toys & Games (92) Animals/Pets (15) Metal Working Tools & Plans (46) Electronics Tools & Plans (60) Cameras & Photography (22) Space & Astronomy (32) Musical Instruments (13) Magic Tricks (6) History (376) Science (29) Other (25) Display Hide gallery view View new listed Store pages Store Policies About the seller View: All Items | Buy It Now 1,647 results found in all categories View as:Gallery Sort by:Time: ending soonest Shipping to USA Enlarge 1945 Douglas Bomber A-26 Invader Vintage Color Pin-up $5.49 Time left:5h 34m Wooden Toy / Model LAZY-B RANCH 1957 How-To Build PLANS $4.59 Time left:5h 38m XMAS Music Box Wood Carved Nativity Creche How-To PLANS $4.99 Time left:5h 45m Enlarge Repulsion Coil Science Fair Lenz' Law HowTo build PLANS $5.99 Time left:5h 53m Kodak BROWNIE Divers Underwater Camera Case 1957 How-To build PLANS $5.99 Time left:5h 56m Portable Open Telescope How-To PLANS Folds up small $5.49 Time left:5h 59m George Pal John Henry Puppetoon 1946 pictorial Inky Poo $7.99 Time left:5h 59m Ice Follies 1947 "Putting a Show On Ice" pictorial $5.49 Time left:6h 6m Enlarge UFO's The Sense and Nonsense 1967 Philip Wylie article $4.99 Time left:6h 7m No Photo Wooden Action CIRCUS TOYS 1944 How-To build PLANS $4.99 Time left:6h 16m 24" SAILBOAT Model 1944 William Crosby How-To build PLANS $10.89 Time left:6h 19m Building FISH PONDS Backyard Farm 1945 How-To build INFO Save$ $5.89 Time left:6h 27m Model RAILROAD & Ping Pong TABLE How-To build PLANS $5.29 Time left:6h 41m Enlarge German Jet Aircraft Me-262 He-280 Me-163 NAZI pictorial $9.89 Time left:6h 47m Enlarge Loch Ness Monster 1966 Sighting Cryptozool​ogy Article $5.29 Time left:7h 8m 11' Sailboat Dinghy 1945 How-To build PLANS Crosby Design $9.89 Time left:7h 23m Architectu​ral BUILDING BLOCKS 1955 How-To Build PLANS $5.79 Time left:7h 23m 14' Tilting bed Boat Trailer How-To build PLANS Launch without a ramp $5.79 Time left:7h 35m Colonial Boston Rocker How-To build PLANS Nice Lathe Project $4.99 Time left:7h 38m 2 Colonial Chairs 1945 How-To build PLANS Early American $4.79 Time left:7h 41m Iceboat 1945 vintage Pictorial Skeeter Racing INFO $6.49 Time left:7h 44m Colonial COFFEE TABLE How-To Build PLANS Slaw-Board / Sailmakers Bench $4.79 Time left:7h 45m Enlarge 1963 Harley-Dav​idson Motorcycle​s *Wherever You Go!* vintage AD $4.59 Time left:7h 52m Enlarge Yoga 1952 Hatayogi L.S. Rao Pictorial Hindu Swami Feats $5.99 Time left:7h 53m Enlarge Alice in Wonderland 1949 Robert Cubitt pictorial $5.99 Time left:8h 5m Power Rasp HowTo PLANS Convert Hedge Trimmer Sabre Saw $4.59 Time left:11h 15m Enlarge Gar Wood Venturi Catamaran Ocean Liner 1949 pictorial $5.99 Time left:13h 2m Enlarge Helioplane Helio Aircraft Hybrid 1953 vintage pictorial $7.99 Time left:13h 6m Wireless Broadcaste​r 1956 How-To build PLANS battery powered $5.99 Time left:13h 12m Photoelect​ric Gun - Indoor Target Practice How-To build PLANS $5.49 Time left:13h 18m Enlarge 1953 Studebaker Commander Regal Starlight coupe ColorAd $4.99 Time left:16h 21m Enlarge 1945 Champion Spark Plug *Pan American Flying Clippers* vintage AD $5.49 Time left:17h 13m Electric Drill Speed Change Adapter - 1/4 & 1/2 drills $4.29 Time left:17h 42m Enlarge 1946 Douglas XB-42 Transport DC-8 vintage Color Pin-UP $5.99 Time left:17h 58m Enlarge Coleman Floodlight Lantern 1947 *Floodligh​t the Night* vintage AD $7.99 Time left:19h 10m Enlarge 1945 Harley Davidson Army 45 *First Yanks to Ride into Germany* WWII vintage AD $7.99 Time left:19h 13m How to Ice Skate by Fritz Sonja Henie partner $5.49 Time left:20h 15m Enlarge PALOMAR TELESCOPE Observator​y 1942 VINTAGE pictorial $5.49 Time left:23h 51m Bike Bicycle Sidecar removable 1942 vintage Design INFO How-To PLANS $4.99 Time left:1d 6h 1m Work Stool w/adjustab​le back 1943 HowTo PLANS Oak Maple $4.59 Time left:1d 6h 11m Enlarge William Stout Aerocar Skycar & Scarab 1943 pictorial $11.89 Time left:1d 6h 16m Combinatio​n Sander / Band / Disk / Buffer How-To build PLANS $5.99 Time left:1d 6h 19m Sheet Metal Shear Roll Type Lathe Accesory How-To build PLANS $4.99 Time left:1d 6h 21m Jetex Turboprop Rocket Powered FF Plane How-To build PLANS $7.49 Time left:1d 6h 42m 38 DARDICK Triangular Cartridge Revolver 1957 pictorial $5.99 Time left:1d 6h 50m 1 Transistor METAL DETECTOR 1958 How-To build PLANS $5.79 Time left:1d 6h 56m Metal Detector Treasure Finder 1966 How-To Build PLANS $5.79 Time left:1d 6h 56m Enlarge 1906 "Old 16" Locomobile Vanderbilt Cup 1953 Champion Spark Plug AD $4.59 Time left:1d 7h 4m Why don't we show the price? 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