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The last new (old stock) American made acoustic finally was sold around 1980.
This was after I borrowed it to travel across country.
They made an interesting bluegrass banjo with a Bakelite/plastic rim and resonator.
Harmony also made violins during the early part of the century.
The general quality of Harmony instruments was lacking the attention to detail that the more expensive guitar makers were able to achieve.
They would ultimately slop glue all over the inside and do other things to reflect the fact that they were mass-produced.
These instruments were the same Harmony made instruments except for the label and accounted for almost half of the instruments made. There were also a large number of "House Brands" made by Harmony.
By 1915 they were the largest manufacturer of ukuleles in America.
They not only made ukuleles and banjos but they had a whole line of these folk instruments.
At the height of the guitar boom in the 60's, they were making close to 1000 guitars a day and finding their way into many American homes.
Harmony was one of the largest manufactures of musical instruments.