4068/12540
[ stop the slideshow ]

Armstrong’s hydraulic crane

Reduce slideshow speed Increase slideshow speed Do not repeat slideshow Previous Pause slideshow Next
Armstrong’s hydraulic crane.jpg Backmann’s proposed helicoidal elevatorThumbnailsWorthington tandem compound steam pumpsBackmann’s proposed helicoidal elevatorThumbnailsWorthington tandem compound steam pumpsBackmann’s proposed helicoidal elevatorThumbnailsWorthington tandem compound steam pumpsBackmann’s proposed helicoidal elevatorThumbnailsWorthington tandem compound steam pumps