Fig.3 shows how this tool can be adjusted to the edge ofa planer bed, bolt slot or surface plate, to set work byor draw parallel lines. It can also be adjusted to be used underneath work,using the top surface as a guide, and in laying outvork on a lathe face plate, the V between the uprights pany,… … Eiianiellii;; Prints Without Gelatine or Collodion. Mix oxgall and alcohol in equal parts without fre-quent agitation, and allow to stand two days ; finallyfilter the resulting solution. Place the albumenizedprint in close contact with aglass plate coated with theabove mixture. Drying willbe…
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