Inscription
In pen: lower right, Steel Riggers - No. 3 - Bay Bridge; lower left margin, 20 - A2/28 - 2/36 - WPA; Signed: lower right, Arthur G. Murphy; upper right (on stone), Arthur G. Murphy
In pen: lower right, Steel Riggers - No. 3 - Bay Bridge; lower left margin, 20 - A2/28 - 2/36 - WPA; Signed: lower right, Arthur G. Murphy; upper right (on stone), Arthur G. Murphy