"Box 36 Stereo Cards About Japan With “mexican” Viewer"
Underwood Travel Library box set containing 36 stereoscopic maps on the theme of Japan (Art of living and curiosity) Holmes stereoscopic viewer known as "Mexican" This type of stereoscope, which dates from the 1850s to 1900, was intended for the observation of stereoscopic maps , booming. It included two prismatic lenses inserted into a characteristic visor (the visor may be made of metal), as well as a wooden stand to hold the stereo card. A handle at the bottom makes it easier to hold the whole thing. This type of stereoscope will remain in production for a century. Holmes stereoscope or Mexican stereoscope It is an American object, invented by Oliver Wendell Holmes, American poet and doctor, although it is often called the “Mexican stereoscope”! Holmes did not invent the optical principle with two prismatic lenses. But he created a practical object with its characteristic visor, its wooden support to hold the stereo card and its handle for gripping. https://www.lavalisearlesienne.com/product-page/coffret-36-cartes-st%C3%A9r%C3%A9o-sur-le-japon-avec-visionneuse-dit-mexicain
https://www.lavalisearlesienne.com/product-page/coffret-36-cartes-st%C3%A9r%C3%A9o-sur-le-japon-avec-visionneuse-dit-mexicain