EL
Sign in
All
Articles
Dictionary
Quotes
Map
File:SteamEngine Boulton&Watt 1784.png
From Wikipedia, the free encyclopedia
Found in articles
Αρχείο:SteamEngine Boulton&Watt 1784.png
Description
Steam
Engine
Boulton
&
Watt
1784
.
png
English: Sketch showing a
steam
engine
designed by
Boulton
&
Watt
, England,
1784
. Labelling: B
steam
valves (input)