Originally named Union Fire Arms Co in 1903 and changed to Union Arms Co in 1910. Seems to have disappeared in 1913. Stevens started using the Union Hammerless name about that time, so MAY have taken over the assets. was lost during the depression .I Called my Father who pulled the desk apart at home to read one of the co. names he wrote back thre for fear of forgeting. colton He kept so of his DADS old paperwork for parts orders from one of the shops dating 1946 an 1947 Three of the boys were willed business.