There is light pitting and frost in scattered areas of the bore. The tenon has square edges and was used up until 92,000 or 93,000. There were no markings until about serial numbers 42,000 to 43,000. There are no markings on the left rear of the barrel. The extractor is the early type with the short lug and was used up until about 77,000 or 78,000. In April of 1876 and order was placed that all firing pins were to be replaced with the second type with a body diameter of 0.232' and the striking surface was increased to 0.240'.

The cam latch is a first type and pre-dates 1876. These blocks were used up to about 35,000 or November 1874.

The high arch breech block is marked with MODEL / 1873 / Eagle head / crossed arrows / US. The reference marks on the receiver and barrel are in perfect alignment and do appear to be original. The receiver is the early narrow version and was used up until about serial number 77,000 to 78,000. It may not be in original as built condition and is explained below. This carbine was made in the fourth quarter of 1874. Model 1873 Springfield Carbine Serial Number 32385 Springfield Armory Model 1873 CarbineSerial Number 32385

Springfield model 1873 serial numbers