Southern Railway 6-25-37 Railway Gazette Hewittic Rectifier ad
Southern Railway 6-25-37 Railway Gazette Hewittic Rectifier ad, illustrating some classic mercury arc rectifier technology of the period.
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Uploaded on December 22, 2018
Southern Railway 6-25-37 Railway Gazette Hewittic Rectifier ad
Southern Railway 6-25-37 Railway Gazette Hewittic Rectifier ad, illustrating some classic mercury arc rectifier technology of the period.
2,197
views
3
faves
1
comment
Uploaded on December 22, 2018