Adaptation, rate of (ab), 13
American Physical Society, 39
Appliances (see also Patents, Fixtures,
Glassware):

"Attacho" attachment plug, The, 20
Candle sockets, 272

Canopy pull switches, 19

Combination current tap and lamp
receptacle, 18
Concentric wiring, 106

Cooper-Hewitt lamp, new type, 272
Meter reading camera, A, 17
Mogul porcelain sockets, 63
Mogul "shurlok" sockets, 63
Polarized attachment fittings, 19

Short circuiting plug, 181
Solderless terminals, 273
Special lamp grip socket, 19
Architecture and illumination, 176
Athletic ground lighting, 171

"Attacho" attachment plug, The, 20

B

Bank lighting, 102
Bathroom lighting, 9

Billiard and pool table lighting, 33
Books, new:

Color and its application, 37

Examples in magnetism, 38

Light and shade, 247

Boxing bout, Lighting the big, 77
Brackets for outdoor use, Cast, 106
Brightness:

Effect of light source on general il-
lumination (ab), 225
Field of view (ab), 13
Levels of (ab), 13

Bulletins, 20, 41, 65, 88, 110, 136, 159,
181, 205, 231, 252, 274

Bureau of Standards publications on
testing gas-filled lamps, 106

D

tal committee, 14

With gas, 236

Findlay-Lite unit, The new, 203
Fire hazard, Darkness as a, 20
Fixture development, Lighting, 35
Fixture manufacturers organize, 251
Fixtures:

Department store, For, 136
Development, 35

New line of gas lighting, 249
Wheeler semi-indirect, 18

Flexible conduit chain, 108
Flood lighted monument, 219

Flood lighting (see Lighting, Project-
ors):

Buildings and billboards, 34, 71
City Hall, Philadelphia, 193
Garden, 216

Liberty Statue, 257

Monument at Indianapolis, 175
Monument, Soldiers' and Sailors',
New York, 189

Pageant, 173

Projectors for, 18, 72

Simplified calculations, 74, 144
Stage, outdoor, 141
Store front, 170

Stock yard, 274

Flood lighting installations in Philadel-
phia, Permanent, 193

Flood lighting of a great outdoor pa-
geant, 173

Flood lighting projectors, A novel use
of, 55

Flood lighting, Simplified illuminating
engineering applied to, 144
Flood lighting the Soldiers' and Sail-
ors' Monument, N. Y. City, 189
Flood lighting, the State House at Bos-
ton, Mass., 2

Flood lighting, the Statue of Liberty,
257

G

Garden lighting, 216
Gas (see also Lighting):

Selling service, 11

The compressibility of natural, 64
Street lighting, 274

Gas and electric lighting in the home
(ab), 224

Gas celebration, Baltimore centennial,
154

Gas lighting (see also Lighting) :
In the factory, 236

In the home, 224, 272
Reasons for loss of, 240
Review of, 180

Gas lighting, Booklets on residence,