Cartridge : Winchester 180gr Soft-Point (Part # X351SL2) Firearm : Winchester Model 07 Block calibration : All depths corrected (From 10.3cm @ 605 ft/sec) Single shot fired to the center of a 10x10x16.5" ballistic gelatin block from a distance of 10 feet. Bullet impacted at 1873 ft/sec, penetrated to 15.6" and was recovered at 0.536" average diameter and 118.4gr weight. Talk with other shooters about this test on The High Road.org : www.thehighroad.org