About 1920, base on the style of the card.
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Claremont Photographic Stores
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Caption: No Caption
Hollywood actor Harold Lloyd (popular from 1914-1948) was known for wearing tortoiseshell spectacles with large, round lenses. His photos and Hollywood movies started a fashion craze for temple spectacles.
Sunglasses strarted to become popular in the 1930's. Although colored lenses were available early in spectacle manufacturing, it was not until 1913 that Sir William Crookes of England created a lens capable of absorbing both ultraviolet and infrared light.
So our scary, bespectacled gentleman on the right is bang on trend.