Before the .38 Special became ubiquitous, the moderately powered .32 S&W Long and .38 S&W were popular.
Handgun Cartridges I Admire - Shooting Times
S&W Snub-Nose Bicycle Revolvers — Elegant and Vintage - Firearms News
Smith & Wesson Model 3 - Wikipedia
38 S&W (The Other .38)
The Long and Short… - American Handgunner
38 S&W Variants and History - Shooting Times
32 S&W Long VS .38 Special FMJ Ballistic Test
SMITH & WESSON .38/32 TERRIER (PRE-WAR) Price and Used Value, SMITH & WESSON .38/32 TERRIER (PRE-WAR) for sale
American Derringer Model 1 .32 S&W Long
S&W Snub-Nose Bicycle Revolvers — Elegant and Vintage - Firearms News