A copy of the Blue Book of Gun Values might help.
You need to provide the serial number
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1870-1910 or so
1884
Hopkins and Allen purchased Forehand Arms in 1902, so sometime between then and 1915 when the company closed.
The Hopkins & Allen 832 was chambered in .32 RinFire Short.
Provide the serial number.
10-1000 USD depending on specifics
lnquire at: inverjohnsoncollector.com
24647
100 USD or so
No definitive sn data published.