— Utilize Drill Chips, [686]
Touchstone, Aquafortis for the, [383]
Toughening Leather, [455]
To Weaken a Balance Spring, [733]
— Whiten Flannels, [446]
— — Iron, [427]
— Widen a Jewel Hole, [431]
Tracing-cloth Cleaners, [194]
Tracing Cloth, Removing Spots from, [192]
Tracing, How to Clean, [194]