Advertisements. 
Surveying, Meteorological and Electrical Instrument Maker 
To the Admiralty, Ordnance, Board of Trade, and other Government Departments, various \ 
Observatories, .Foreign Governments, the Army, the Navy, &c., &c. 
Range Finders. 
Telemeters. 
Transit Theodo¬ 
lite. 
Theodolites. 
Artificial Horizons. 
Hypso METERS. 
Levels. 
Mountain Baro¬ 
meters. 
Mariotte Barometer. 
Aneroid Baro¬ 
meters. 
Pocket Sextants. 
Altazimuth. 
Alpine Set of Thermo¬ 
meters. 
Clinical Thermo¬ 
meters. 
Special Instruments 
made for Travellers , 
Explorers, Engineers, 
tfcc., Tfcc., and as sup¬ 
plied to the Members of 
the Royal Geographical 
and other Societies . 
Livingstone’s Bain 
Gauge. 
Prismatic Compasses. 
Colonel Stewart’s 
Compass. 
Clinometers. 
Air Meter. 
Tape Measures. 
Telescopes and 
Binoculars. 
Hip Circles. 
Portable Elec¬ 
trometer. 
Heliographs. 
Chronometers, 
Marine and 
Pocket. 
Gun and Torpedo 
Directors. 
1477 
HOLBORN BARS, 
LONDON, E'G. 
Telegraphic 
Address — | 
“ESCUTCHEON, 
LONDON.” 
