High-quality black-and-white photographs of large old machines and tools

[Toolmaker51]

Appreciated again . . .I work hard to insure accuracy, or at least good percentage of seasoned experience.

[Jon]

Pump No. 1, Drydock No. 4, Norfolk Navy Yard, Portsmouth, Virginia. June 16th, 1919.

Fullsize image: https://diqn32j8nouaz.cloudfront.net...k_fullsize.jpg

[Jon]

Two workers standing on the platform of a crawler-mounted steam shovel excavator, one of the men is operating the levers. The bucket and dipper (dipper stick) are attached to the boom, which is connected to the rotating platform. In the background are railway lines, a large shed and a train engine pulling carriages inscribed with 'Bolsover'.

Fullsize image: https://diqn32j8nouaz.cloudfront.net...l_fullsize.jpg



More: https://collections.museumvictoria.com.au/items/2058667

[cmarlow]

Possibles?
https://en.wikipedia.org/wiki/Bolsover_Colliery_Company

The Victoria Au extra information about the photo says it is
Photograph - Ruston & Hornsby, Crawler-Mounted Steam Shovel, Lincoln, England, 1923
Unknown photographer
Source: Museums Victoria
Public Domain (Licensed as Public Domain Mark)

[Ralphxyz]

A true "Steam Shovel" cool.

[suther51]

Cmarlow,
"ENGLAND "
That would explain the "odd" looking rail cars (to American eyes)

[Jon]

Boring mill machining revolving frame for large excavator. Milwaukee, Wisconsin. 1930s.

Fullsize image: https://diqn32j8nouaz.cloudfront.net...r_fullsize.jpg

[Rikk]

Boring mill machining revolving frame for large excavator. Milwaukee, Wisconsin. 1930s.

Fullsize image: https://diqn32j8nouaz.cloudfront.net...r_fullsize.jpg

I am pretty sure I ran nearly that same model mill when I was in my apprenticeship 30 years ago. I THINK it was a G&L.

[Jon]

Bliss Toledo Toggle Press @ CVA/Kearney & Trecker, Brighton, East Sussex,England: about 30ft high, & with a Combined force of 1,090 tons.

Fullsize image: https://diqn32j8nouaz.cloudfront.net...s_fullsize.jpg

[jimfols]

'Bliss Toledo Toggle Press'

That's like over 2 million pounds.

By relative size the prime mover looks like a toy.

Plus the lubrication system is really neat.

Here's a short story about the press.

https://www.mybrightonandhove.org.uk...trial_estate-4