1893 Member Card - Chicago Board of Trade in Chicago, Illinois For Sale

xxxx Chicago Board of Trade serial-numbered Member's Ticket. Contains snapshot on left hand side of the venerable Board of Trade building. Signed by Board President Charles D. Hamill.
On the back is a full picture taken from a northeastern point-of-view of the cathedral-like Board of Trade building. Under a magnifying glass, you can see the stone that says "Erected xxxx" just above the north-facing doorway.
Front and back of card are bathed in very light shade of pink, with images and written characters tinted in brown, creating an interesting color combination.
Measures 2 1/2 X 4 1/16 inches. Very good condition.