Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 31
argeconcrete foundation. A 15 inchdiameter casing will then be carrieddown the rest of the way and sul)-sequently strengthened by an insidefilling of concrete lined with a 12inch diameter casing. To retain thedrill in position and advance it, agiant hydraulic jack is used whosecapacity is 300 tons.… … Fig. 2. The Grave of John Fitch. THE accompanying picture shows the simple marker given bythe government to the resting place of each Revolutionary sol-dier which marks the grave of the inventor of the first successfulsteamboat. John Fitch was born January 21, 1743 in Windsor, Con-necticut. He…
Locomotives · Steam-boiler explosions
Internet Archive · Carnegie Library of Pittsburgh · Public Domain Mark 1.0. Free to use for anything.
