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PAGE
Anthracite.

119
Heating value of...

122
Trade names of different sizes of..

120
Apparatus for blower systems of heating and ventilation,
General arrangement of.....

210
Proportions of hot-water heating.

200
Arcs, Measure of angles or.....

34
Area increase, Table of factors for duct and flue... 234
of ducts and flues, Theoretical.

228
rectangular registers..

142
round registers....

143
segment, Formula for.

51
triangle, Formula for.

51
Ratio of heating surface to grate...

123
impervious surface to total drainage. 304
Rule for finding grate.

124
Areas, Irregular....

59
of circles, Circumferences and

60
flues and air openings for drying rooms.

192
per square foot of grate surface, Safety-valve 130
Table of fiue..

231
Arithmetic

1
Arrangement of stop-cocks..

341
Asphaltum.

270
Atmosphere, Carbon dioxide in.

112
Automatic flush tanks...

305
sprinkler systems..

369
Available drop in pressure on sizes of mains, Effect of.. 159
Avoirdu pois weight ...

34

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Back-vent pipe, Definition of.

261
vents, Table of sizes of traps and

279
Baldwin's rule for proportioning radiation.

166
Basin slabs, Marble.

290
Basins, Wash..

290
Baths

287
Dimensions of seat and foot..

288
Rain.

289
Sunken

289
Spray and shower..

288
Table of dimensions of...

287
Bead or V-seam.

262
Beaded joint

262
Beams, Safe uniformly distributed loads for rectangular
wooden.....

90
Bearing loads, Safe.

88
Bends in air pipes, Resistance of..

235
Bituminous coal

119

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222

335

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Bituminous coal, Classes of...

120
Heating value of..

122
Black sheet-iron

272
Bleeder, Definition of drip pipe, relief, or.

145
Block-tin pipe

272
Blower systems of heating and ventilation

207
heating and ventilation, Classification
of

208
“ heating and ventilation, General ar-
rangement of apparatus for...

210
“ heating and ventilation, Methods of
installing

210
Temperature regulation with

239
Blowers, Horsepower required to drive
Blueprints

75
Bodies, Falling

76
Boiler connections for heating, Range

338
Kitchen
heating surface

123
to radiation, Ratio of.

123
horsepower ratings

126
Hot-water supply to fixtures below range

339
per pound of coal, Heat absorbed by

122
settings

130
Boilers

123
Approximate number of bricks required for
settings of return-tubular

133
Formula for size of steam coils for domestic hot-

water supply
Heating surface of return-tubular

123
in summer, Care of.

354
Kitchen

333
per pound of coal, Evaporation of

125
Proportioning parts of steam and hot-water heat-
ing

128
Rating of heating

123
Size of

127
grate for domestic hot-water supply 346
Specifications for horizontal tubular

129
Standard sizes of galvanized-iron kitchen

Table of sizes of chimney's and horsepowers of. 134
Branch ducts, or independent flues, Splitting air-currents
to supply

215
Joint-wiped

262
pipe, Sprinklers on...

375
Branches, Comparative sizes of hot-water mains and 203

supplied by main blast pipes, Number of 233
Brass and copper tubing, Brazed

272
Table of iron-pipe sizes of seam-
less-drawn.

357

314

335

66

PAGE
Brass ferrules

268
and nipples, Weight of....

268
soil, waste, and vent-pipes, and solder nipples.... 267

Weight of

268
tubing, Seamless

272
Brazed brass and copper tubing

272
joints.....

263
Breaking load of columns, Rankine-Gordon formula for 52
loads and safe loads

88
for round cast-iron columns

89
Brick

91
Size of

92
Bricks required for settings of return-tubular boilers,
Approximate number of

133
British thermal unit, Definition of

95
Building construction

86
materials, Approximate weight of.

86
Table of weights and speciflc gravi-
ties of

42
Buildings, Loss of heat from..

115
of different types, Air supply for

213
Water distribution in..

330
Bull's-eye support

262
Burners, Candlepower of union-jet gas

248
Burning, Lead

348
Business laws in daily use

363
Butt seam

262

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66

Caking coal

120
Calcium carbide

242
Calculation, Signs used in

1
Calked joints, Lead and oakum required for.

355
Candlepower of union-jet gas burners

248
Cannel coal.....

120
Capacities, Fan

216
of centrifugal fans, Table of

219
circular sewers flowing full, Table of.. 307
cone fans, Table of

218
“ steam traps

188
Capacity factors for centrifugal fans, Table of free-
delivery

221
Measures of

37
of acetylene-gas pipes

253
centrifugal fans

219
Formula for determining
free-delivery

220
cone fans

217
cylindrical water tanks

326

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66

PAGE
Capacity of disk fans

216
“ domestic hot-water supply tanks, Table of.... 343
gas pipes

249
natural-draft vent ducts

236
water mains

333
“ water-service pipes

" Table of
Table of ventilating-duct
Carbide, Calcium

242
Carbon dioxide in atmosphere

112
per hour, Production of.

112
Castings, To tin iron

351
Cast-iron columns, Breaking loads for round

89
kitchen sinks, Table of sizes of

297
pipe joints

351
Weight of

360

263
Cutting

264
pipes

273
Table of weights of.

264
To galvanize

351
Cement, Portland

271
required for laying sewer pipe, Amount of... 309
Rosendale

271
Cements

92
Centigrade thermometer scale

98
Central-station or district steam-heating system

186
Centrifugal fans, Capacity of

219
Formula for determining free-delivery
capacity of

220
Free-delivery capacity factors for 221
Table of capacities of

219
force

76
Cesspool, Definition of

261
Cesspools

316
Leeching

261
Tight

261
Chimneys

133
and horsepowers of boilers, Table of sizes of 134

for steam heating, Table of sizes of square 135
Chord, Formulas for

56
Circle, Formulas for

53
Circles, Circumferences and areas of.

60
Circuit in hot-water heating, Compound

195
Simple.

195
system of hot-water heating, Closed

197
Open

196
Circuits, Resistance of hot-water

199
Circular ring, Formulas for

37
sewers flowing full, Table of capacities of.. 307

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291

PAGE
Circulation, Hot-water

195
Circumferences and areas of circles

60
Cistern, After-wash

295
filters

325
Float-valve

295
Plain-valve

294
Siphon

294
Cisterns, Closet

294
for water storage

325
Classification of blower systems of heating and venti.
lation

208
of steam-heating systems

146
Closed-circuit system of hot-water heating

197
system of hot-water heating, High-pressure or 198
Closet cisterns

294
floor connections

293
Hopper

290
Panand plunger..

290
ranges

292
seats

292
Siphon
traps, Care of water

354
Closets, Washout.

291
Water

290
Coal, Anthracite

119
Bituminous

119
Caking

120
Cannel

120
Classes of bituminous
Evaporation of boilers per pound of
Free-burning

120
Gas...

241
Heat absorbed by boiler per pound of

122
Heating value of anthracite

122
* bituminous

122
Semianthracite..
Semibituminous

119
Trade names of different sizes of anthracite

120
Cocks, Arrangement of stop

341
Coeflicient of expansion for various substances

101
Coils for domestic hot-water supply boilers, Formula for
size of steam

344
Columns, Breaking loads for round cast-iron

89
Rankine-Gordon formula for breaking load of 52
Combined systems of drainage and sewerage

303
Common fractions.

2
Comparative sizes of hot-water mains and branches. 203
Compensation, Heat-loss

115
Composition of solder....

359
Compound circuit in hot-water heating

195

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