Conversation so far:
When did the first engines come about?
In 1776, the first engines were installed and working in commercial enterprises.
How did the engines work?
engines were used to power pumps and produced only reciprocating motion to move the pump rods.
Were the engines a success?
The design was commercially successful.

Question: Did they keep making more engines?
Self-contained rewrite: Did James Watt keep making more engines?