OPENING THE MOLD: after the cast has cooled, the investment washed off and the surface cleansed by an acid pickle bath, then the sprues and vents are cut off. The cast piece can be further worked in any number of ways to produce the desired finish. Chasing, grinding, filing, hammering, welding, and buffing are ways to actually change the surface character.
The original object was scanned as a TIFF file on a Nikon Coolscan 4000 film scanner at approximately 4000 pixels on the long dimension. A 300 ppi JPEG file limited to 1024 pixels on the long dimension was then added to the CONTENTdm database.