Experiments on duration of a blow, [ii, 65], [66].
on the strength of the parts of a hide, [ii, 208].

Extension lathe, [i, 151].

Eye-bar dyes, [ii, 260].

Eyes, hammer, shapes of, [ii, 66].

F

Face and taper cutters, fixture, [ii, 34].
cutters, [ii, 17].
advantages of, [ii, 18].
disadvantages of, [ii, 18].
fixtures for, [ii, 34].
milling, advantages of, [ii, 26].
length of feed, [ii, 26].
plate, clamping work on, [i, 245].
clamps, [i, 245].
errors in, and their effects, [i, 243].
for wood-work, [i, 247].
work, examples of, [i, 249].
work, movable dogs for, [i, 250].

Facets of scrapers, angles for, [ii, 97].

Facing and countersink cutters, [i, 449].
cutters, [i, 449].
rests, boring lathe with, [i, 220].
tool with reamer-pin, [i, 449].

Facing tools or knife tools, [i, 262].

Factors of safety, boiler seams, [ii, 355].