Bell jar steam rig at NASA's Lewis Research Center (now Glenn Research Center), c. 1960. Full caption: "BELL JAR RIG - STEAM RIG IN SHOP"
Fullsize image: https://diqn32j8nouaz.cloudfront.net...g_fullsize.jpg
https://diqn32j8nouaz.cloudfront.net...ll_jar_rig.jpg
Previously:
https://www.homemadetools.net/forum/...995#post176002
https://www.homemadetools.net/forum/...024#post176118
https://www.homemadetools.net/forum/...053#post160683
https://www.homemadetools.net/forum/...482#post162276
https://www.homemadetools.net/forum/...861#post156375
