Name: Hayden (9 squares) Block
Dimensions: 5 1/2 inches long, 5 1/2 inches wide, 5 inches height
Location Found: King Lincoln District
Weight: 10 lbs
Notes: Made by Hocking Clay Manufacturing Company
More information here: More on the “company town” of Haydenville, and on the history of Haydenville
Name: Hayden (18 squares) Block
Dimensions: 10 inches long, 5 1/2 inches wide, 5 inches height
Location Found: Olentangy River
Weight: 20 lbs
Notes: The hollow center of the blocks were filled with sand for stability and additional strength.
Bricks of Ohio Blog (B.O.B) 
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