Canadian Jewellers Association · Toronto : Maclean-Hunter Pub. Co · leaf 451
FOR FINE FITTING FRAMELESSWE ARE FAVORITES. … The reason some frameless become rickety after shortwear is becausethe straps do not bear evenly on the lenses,or the metal is too soft to stand the bending strain to whichthey are subjected. The drilling of the lens the merest fraction of a milli-meter from the required spot will prevent the…
Jewelry · Jewelry trade
Internet Archive · Thomas Fisher Rare Book Library · Public Domain Mark 1.0. Free to use for anything.
