'In the 18th century Oliver Evans invented the high-pressure type of this engine'
a steam engine
INVENTIVE MINDS: In the 18th century Oliver Evans invented the high-pressure type of this engine
In the 18th century Oliver Evans invented the high-pressure type of this engine
In the 18th century Oliver Evans invented the high-pressure type of this engine
INVENTIVE MINDS
a steam engine
INVENTIVE MINDS