Las lentes bifocales, 1760s. /NBenjamin Franklin's sketch para

Discover Benjamin Franklin's Ingenious Invention

Curiosidad] Gafas - Forocoches

How and Why Benjamin Franklin Invented Bifocals

Benjamin Franklin 1706 1790 Fue Polímata Autor Impresor Político Inventor Vector de Stock de ©Morphart 218034320

Bifocals, 1760s Drawing by Granger

Bifocals, 1760s by Granger

How and Why Benjamin Franklin Invented Bifocals

Colección miniaturas Martínez Lanzas-de las Heras: 96. GAFAS Y LENTES EN EL RETRATO MINIATURA

Benjamin Frankl in using his bi focals. The back is filled with a 300 or so word write-up in English including great facts about the subject featured

BENJAMIN FRANKLIN'S BIFOCALS Glasses Invention Art 1979 STORY OF AMERICA CARD

Ben Franklin Eyeglasses - Bi-Focals Photograph by Jack R Perry

Ben Franklin Eyeglasses - Bi-Focals by Jack R Perry

Colección miniaturas Martínez Lanzas-de las Heras: 96. GAFAS Y LENTES EN EL RETRATO MINIATURA

Benjamín Franklin, el padre de la independencia de EEUU y de las gafas bifocales