Patent for a reinforced silo, either constructed from cement or cement like materials. The construction of the doorway provides access to the upper end by a ladder.
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Description
Patent for a reinforced silo, either constructed from cement or cement like materials. The construction of the doorway provides access to the upper end by a ladder.
Physical Description
[1], 2 p. : ill. ; 23 cm.
Notes
"Application filed June 12, 1914. Serial No. 844,763."