[最も共有された！ √] Letter R Nails 145299-Letter R Nail Designs
Nails were driven into ties at either the treatment facility or at the time they were installed into the track Nail lengths varied from 3/4” up to 3”, with diameters starting at 1/8” and increasing in size up to 5/16” Nail heads were produced in a variety of shapes – round, square, diamond, pentagon, and other rarer shapes