 Largest crane USS Kearsarge in dry dock showing Hull configuration |
 Giant crane at Navy Yard 'Hercules' |
 Giant floating crane at Navy Yard |
 Floating crane, Charlestown Navy Yard |
 Huge floating crane at Navy Yard |
 USS Delaware being dismantled at South Boston drydock |
 USS Milwaukee, Navy Yard dry dock |
 Navy Yard dry dock showing USS Milwaukee |