Construction Number '58903' was not found in the "Alco-Schenectady Construction Number List".

The "Alco-Brooks Construction Number List" indicates that Construction Numbers 58665 through 58714 and 58880 through 58914, Road Numbers 1126 through 1210, were shipped to the "Russian Government & U.S. Roads" during December of 1917. All of the units were 2-10-0's with a "Specified" weight of 200,000 pounds (This is not necessarily the "Actual" weight).

The number of units that were actually shipped to Russia was not specified.