Harrington & Richardson revolver - in lists it states that it may be a pistol. SN ???901 Poor condition. Civilian. No. 862 .38 cal. H & R Auto Ejecting Harrington and Richardson Worcester, Mass. Patent No. 351458 POSSIBLE: Top-Break Auto Ejecting .32 S&W or .38 S&W cal., 5-shot (.38 cal.) or 6-shot cylinder, hard rubber grip panels with floral design, ?3 1/4 in. barrel, modified American Double Action mechanism and frame, nickel finish, First Variation marked on top of barrel with company name and address only and two guide rods for ejector (1885-1886), Second Variation patent date 10-4-87 marked on top of barrel along with company name and address, extractor does not have extra guide rods (1887-1889). Mfg. 1885-1889. Top-Break Automatic Ejecting Model ?1 1/2 .32 S&W or .38 S&W cal., different double-action mechanism, trigger, trigger guard and hammer, 5-shot (.38 S&W cal.) or 6-shot (.32 S&W cal.), new frame, nickel or blue finish, hard rubber grips with target logo, ?3 1/4 in. barrel, marked with two patent date 10-04-87 and 12-25-88 (only revolver to use this date), rare. Mfg. 1889-1890