Canadian Jewellers Association · Toronto : Maclean-Hunter Pub. Co · leaf 161
rance, pleasing lines,and their outstanding feature of Making night-time plainas day. Their markings of concentrated radium placedbeside numerals and pointed to by radium-treated handsbanish all blur. Night-time plain as day—guaranteed forat least five years. Display them and theyll win thedollars.…
Jewelry · Jewelry trade
Internet Archive · Thomas Fisher Rare Book Library · Public Domain Mark 1.0. Free to use for anything.
