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| View Original: | A_boiler_of_steamboat_Ticonderoga_(1906).jpg (4712x3300) | |||
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| Keywords: A boiler of steamboat Ticonderoga (1906).jpg en Original photo caption reads Elevation of boiler backhead showing left to right at top steam pressure gauge sight glass indicates water level in boiler manhole for maintenance access to steam space and try-cocks used to determine water level if sight glass is inoperative Below the firedoors lie air plenums which supply air from blower to firegrates; plenum door at lower left has been removed for photography Each boiler was built by W A Fletcher Co to operate at 50 p s i - Ferry TICONDEROGA Route 7 Shelburne Chittenden County VT http //hdl loc gov/loc pnp/hhh vt0105/photos 050109p Library of Congress Prints and Photographs Catalog Historical American Engineering Record 1988 Ticonderoga ship 1906 PD-USGov | ||||
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