Todd Non-Freezing Hydrant Co
Subtitle: claim : the combination with the main and service pipe of a hydrant &c., of a sliding gate at the main, and of a drain valve at the open vertical part of the connecting pipe, the gate and valve being operated simultaneously, so that when one is closed the other is open : to the chiefs of fire departments and those that have charge of fire hydrants
Publisher: Todd Non-Freezing Hydrant Co.
Published: 1877
Place of publication: Portland, Me
Language: eng
Notes: Broadside.

Dated: Portland, Aug. 20, 1877.