W.A. Olmsted Chicago tag?

[fd3615]

Hello I found this today in a local park that used to be the site of a college and highschool in the late 1800's this was found only 4 inches deep but stuck against a foundation wall.. Any ideas what it was on? it is 2.5 inches long and 1/2 wide.

reads

MADE BY
W. A. OLMSTED
CHICAGO

there are 4 holes in corners
nothing on the rear

 

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[SHERMANVILLE ILLINOIS]

FD,

about the 6th item, photo, down:

http://physics.kenyon.edu/EarlyApparatus/Acoustics/Manometric/manometric.html

Neat find

have a good un..........
SHERMANVILLE

 

[fd3615]

Thats simply amazing.. I posted this 10 minutes... and I have an answer... Thank you... .

Now if i only knew what a flame apparatus was for.. lol...

thanks

 

[Gypsy Heart]

Cool Find!
Quick ID Sherm!