Inventors & Geniuses
inventors & geniuses — pre-owned
Browse 1,169 inventors & geniuses — pre-owned on eBay — listings updated every few minutes. All items are pre-owned and sold by eBay sellers directly.

NIKOLA TESLA - ACEO D. GORDON PROMO TRADING CARD - MINT CONDITION
Nikola Tesla ACEO trading card with areproduction signature. Standard 2-1/2" x 3-1/2" size. Mint condition. NIKOLA TESLA AUTOGRAPH CARD. ACEO = Art Cards, Editions and Originals. Back of card: D. Gordon - Portrait & Landscape Photographer - Gupar Fife -facsimile autograph edition.

RARE Benjamin Franklin Book Set (3) Signed Carl Van Doren Limited First Edition
Pulitzer Prize: This specific work won the1939 Pulitzer Prize for Biography. It is widely considered one of the most authoritative biographies of Franklin ever written, as Van Doren worked directly from Franklin's original manuscripts and letters.

2 Frank Lloyd Wright Luxfer Wave Prism Glass Tiles Transom Window Transom
Here are two 4”x4” glass prism tiles in a design. These tiles were removed from a 100 year old building in downtown Augusta Ga about 20 years ago. They started out clear but many have turned a lovely lavender/purple depending upon the amount of sunlight they received. I have a few still clear that were removed from inside installations. * These are well over 100 years old so they sometimes have tiny nips.. They are lovely old glass. * Please see all photos and consider part of the description. Questions are encouraged. * The tiles in these photos are the tiles you will receive. More prism tiles are available in many patterns. $$$$$ Shipping rate stays the same regardless of how many you purchase $$$$$

Vintage Phillippe Cortier Gold Tone PocketWatch. Wind Mechanical Beautiful Swiss
The Vintage Phillippe Cortier Gold Tone PocketWatch is a luxurious collectible item originating from Switzerland in the 1950s. This wind mechanical pocket watch is a timeless piece that embodies the spirit of Inventors & Geniuses with its intricate design and Swiss craftsmanship. Perfect for collectors or those intrigued by historical memorabilia, this pocket watch is a stunning representation of vintage. elegance and Swiss precision. May need repair, seems to work.

1947 four page cartoon story ~ ARCTIC EXPLORER BOB BARTLETT
Not a photocopy or more recent reproduction.

1878 magazine engraving ~ TORQUATO TASSO
Not a photocopy or more recent reproduction.

9-ORIGINAL U.S. Patents 5 consecutive numbers Paul S.Donchian 1920-1930's

1963 six page cartoon story ~ VITUS BERING ~ Alaska ~ Golden Gama Land
Not a photocopy or more recent reproduction.

Elektro and Sparko Westinghouse Robot 1949 pictorial
"You Say It, Robot Does It". Elektro could walk, talk (77words), count to ten, and distinguish colors. We do not photocopy these. & Plans from a Bygone Era. Discover a Wealth of How-to Projects. Grandpa's Secrets.

2025Pieces of the Past Inventors Edition Relic #546 Louis Jacques Mande Daguerre

1969 six page cartoon story ~ Naval Hero STEPHEN DECATUR
Not a photocopy or more recent reproduction.

USA patent certificate Lutrelle F Parker energy efficient bi-radiant oven system
Original U.S. Letter Patent certificate from 1977. For a Energy Efficient Bi-Radiant Oven System. This has a historical name of Lutrelle F. Parker, who was the first African American to serve as commissioner of Patent and Trademarks. I showed most of the pages but there a few more as Ebay only allows 24 photos. I purchased this from the person who created this invention. Excellent condition and was originally framed. This will weigh 1 lbs with packaging and comes from a smoke free home.

2025Pieces of the Past Inventors Edition Relic #546 Louis Jacques-Mande Daguerre

Benjamin Franklin Be An’ Creation Station Famous Figure
The Benjamin Franklin Be An' Creation Station is a unique collectible item that pays tribute to the famous inventor and genius, Benjamin Franklin. This creation station allows users to create their own inventions and ideas inspired by Franklin's innovative spirit. With a focus on the theme of inventors & geniuses, this product is a perfect addition to any historical memorabilia or collectibles collection. It offers a hands-on experience for individuals to celebrate the legacy of Benjamin Franklin and channel their own creativity and problem-solving skills.

ND Abraham Lincoln Bell Helicopter German Silver “Scarce”Medal-31MM
The product is a scarce German Silver medal featuring a design of an Abraham Lincoln Bell Helicopter, measuring 31mm in diameter. It is a unique collectible item that highlights the historical significance of both Abraham Lincoln and the advancements in aviation technology. This rare piece was manufactured in the United States, showcasing a blend of historical and technological themes in its intricate design.

United States Patent Office Shoe Ventilating Device Papers Paperwork US 20-1440
We have for sale, United States Patent Office papers for the Shoe Ventilating Device issued to David F. Haran. The patent date is March 21, 1916. These are all in the original envelope from the United States Patent office.

Da Vinci / Monet 2024 Eternal Blue Refractor Relic #/D 58/75 Letter Patch Card
2024 Eternal Blue Refractor Relic #/D 58/75 Letter Patch Card. THESE UNCIRCULATED CARDS ARE SOLD ON MANY PLATFORMS IN THE WORLDWIDE MARKET PLACE CREATING AN INTERNATIONAL DEMAND. Leonardo Da Vinci and Claude Monet.

1944 seven page cartoon story~ CLARA BARTON American Red Cross
Not a photocopy or more recent reproduction.

“Sound & Light Run Car & Ring Bell” 1920 article Capt Alban J. Roberts Automaton
“Sound and Light Run Car and Ring Bell”. make Supersized seem small. & Plans from a Bygone Era. Get images that. We do not photocopy these.

1910 Charles Scribner Switchboard Patent Western Electric Engineer Print F17G
In good antique condition with typical paper wear for it's age as shown including typical staining for it's age. Opposite side may have images or printing related to or unrelated to item shown.
You save $6.25

1944 five page cartoon story ~ MARK TWAIN ~ Samuel Clemens
Not a photocopy or more recent reproduction.

“Henry Ford Discusses America’s Industrial Future” 1934 article Soy Bean Plastic
Ford gives his views of soy beans to make plastic car parts on family farms in Industrial Barns. Includes photos of Henry and Edsel. Industrial Barn at the Worlds Fair. & Plans from a Bygone Era. Discover a Wealth of How-to Projects.

1889 magazine engraving ~ BROWN-SEQUARD French Academy Of Sciences
Not a photocopy or more recent reproduction.

The Patents of Thomas Edison #1412 w/21 Pages from Edison & ford Winter Estates
The Patents of Thomas Edison #1412 w/21 Pages from Edison & ford Winter Estates. Rare Find
You save $5.00

1885 magazine engraving~ art critic and artist JOHN RUSKIN
Not a photocopy or more recent reproduction.

Elektro & Sparks 1939 article “Hearts of Steel in Robot & Rover” Engineer’s Club
“Hearts of Steel in Robot and Rover”. He could walk, talk (77words), count to ten, and distinguish colors. Get images that. Discover a Wealth of How-to Projects. Grandpa's Secrets.

Orville Wright MEN OF AMERICA 1929 Small Booklet No 28 FIRST AIRPLANE Inventor
Original Old 1929 booklet.

Little Thinkers Plush Dolls Einstein, Socrates, Da Vinci -Lot Of 3 With Tags EUC
These plush are in excellent used condition, if used at all! No snags or tears, Tags in good condition (please see photos for full condition). This lot of 3 Little Thinkers plush dolls includes figures of famous inventors and geniuses such as Einstein, Socrates, and Da Vinci. Each doll comes with its original tags, making them a collectible item for those interested in historical memorabilia. With a theme focused on inventors and geniuses, these plush dolls are sure to inspire creativity and curiosity in young minds. Perfect for children who love learning about the great minds of the past, these dolls make for a fun and educational playtime.

VINTAGE BENJAMIN FRANKLIN PAPER KITE TOP FLITE NO. 63102 PATRIOTIC 🇺🇸
Very cool vintage patriotic paper kite featuring a large “Declaration of Independence” print (“In Congress July 4, 1776”) with Ben Franklin artwork. Marked TOP FLITE / Grumman-Martin Manufacturing Co., St. Louis, MO on the kite. ✅ Original vintage item (NOT a modern reproduction) ✅ Great display piece for Americana / patriotic / 4th of July decor ✅ Includes kite with original wood cross sticks shown Condition: Pre-owned vintage condition with visible age/use wear including creasing, wrinkling, and tears (see photos). Colors still display well. Sold as-is due to age. Shipped carefully with protection to prevent further tearing during transit. Message with any questions!

Acrylic Paperweight fulcrum GE award to Inventors Progress world conference
You will receive the exact item(s) shown in the pictures. I usually put a ruler in the pictures for size reference. If I see any defects I will show them (any defects missed are accidental). Estate finds!
You save $37.50

1937 INDUSTRIAL BULLETIN of Arthur Little Cambridge Mass January flyer Microfilm
4 page flyer. Flyer for Chemists and Engineers.
You save $5.99

Antique Heavy Bronze Patent Model Barnard Jones
Antique Heavy Bronze Patent Model Barnard Jones. Parts labeled A - E. See pictures. Almost 2 1/2 lbs. 10" when closed. Check out my other items! smbxs

1948 six page cartoon story ~ William Sydney Porter ~ O'HENRY
Not a photocopy or more recent reproduction.

1883 magazine engraving~ JOHN HOWARD PAYNE
Not a photocopy or more recent reproduction.

1960 cartoon page ~ RENE LAENNEC stethoscope
Not a photocopy or more recent reproduction.

1887 magazine engraving~ ALFRED LORD TENNYSON 1ST HOUSE OF LORDS APPEARANCE
Not a photocopy or more recent reproduction.

(4) Vintage Tesla Banska Bystrica , Slovakia lapel or hat pins with case RARE
4 Tesla lapel or hat pins with case RARE.

1878 magazine engraving ~ LUDOVICO ARIOSTO
Not a photocopy or more recent reproduction.

Little Thinkers Ganesha & Frida Kahlo Plush Doll Unemployed Philosophers Guild
The Ganesha does have a dark spot on trunk. As seen in pictures. I did not attempt to clean it.

Intel 8797BH Die Shot CAD Drawing, Vintage, Framed, VERY RARE 1982, Tech
See photos for condition. Approx 10.5inx11.5in.