- Quadrant, [422]
- Qualities of work, [7]
- of a telescope, [56]
- Quick-setting surveyor's level, [132]
- Quick-setting theodolites, [257]
- Quiver for arrows, [494]
- Railway gauge, [579]
- theodolite, [258]
- Ramsden eye-piece, [41]
- Ranging poles, [533]
- Ray shade, [129]
- Reader for level tube, [95]
- Reading microscopes, [188]
- Reconnoitring glass and telescope, [582]
- Reflecting cap to telescope, [334]
- Reflecting circle, [424]
- Reflecting clinometers, [413]
- Reflecting levels, [144]
- Reflection of glass, [25]
- Reflector in eye-piece, [46]
- Refraction of light, [25]
- Repairing sleeves for steel bands, [505]
- Revolving compass to dial, [318]
- Richmond's tension handle, for steel band, [503]
- Road tracer, [420]
- Rods: coincidence, [511]
- Rule, civil engineer's, [532]
- Rule for correcting inclined measurement, [498]
- Rule form clinometer, [418]
- Semi-circumferentor, [346]
- Sextants, [425]
- Sight director to stadium, [364]
- Sighted pocket level, [142]
- Silvering sextant glasses, [437]
- Sketch books, etc., [585]
- Sketching board, military, [485]
- Slashing knife, [582]
- Slide rules, various, [590]
- Sliding stage to theodolite, [249]
- Socket for station pole, [535]
- Solar attachment to theodolite, [239], [259]
- Soldering, [13]
- Sounding chain, [526]
- lines, [527]
- Sounding sextant, [449]
- Spectacles for protecting the eyes, [584]
- Spherical aberration, [33]
- Spur shod picket, [535]
- Stadia points, [131]
- webs, [114]
- Stadium for tacheometer, [155], [373]
- Stadiometer, [482]
- Standard rods, [508]
- Stands of instruments, [19]
- Stations for observation, [533]
- Staves, levelling, [149]
- Steel bands and tapes, [499], [507]
- Striding level, [237]
- Style of work, [16]
- Subtense, instruments, [355]
- Supplementary arc to box sextant, [461]
- Sun glass to telescope, etc., [47]
- Tacheometers: general description, [370]
- Stanley's, etc., [371]
- Tacheometers: stadium for, [155], [373]
- field book, [374]
- Tangent motions, [202]
- Tapes, linen, etc., [505]
- Targets, mining, [349]
- Telemeters, [528]
- Telescope: general description of, [24]
- Telescope: optical arrangements, [47]
- Telescopic pocket level, [143]
- Tension handles for steel bands, [503]
- Theodolites, [214]
- adjustment, [276]
- adjustable axis, [237], [248]
- Deville's, [263]
- Everest's, [271]
- micrometer, [259]
- mountain, [258]
- plain, [265], [267]
- railway, [258]
- simple construction, [275]
- solar attachment to, [239]
- Souterrain 348
- Stanley's, [247]
- transit, [215], [231], [247]
- 14-inch, [295]
- 36-inch Colonel Strange's, [298]
- Universal, [265]
- Thermometer for steel band, [503]
- boiling point, [569]
- Timber girth strap, [579]
- Tools used in manufacture of instruments, [11]
- Triangle for levelling staff, [162]
- Tribrach adjustments, [126]
- Tripods, [114], [217], [322]
- Tripods, jointed, for mining instruments, [313]
- Trough compass, [74], [83], [236]
- Water levels, [146]
- Waterproof covers, [23]
- Watkin's aneroid, [567]
- Watkin's clinometer, [417]
- Wealemefna, [587]
- Webs, collecting and mounting, [51]
- Whistles, [585]
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