Comparative Tests of Carbon, Metallized Carbon and Tantalum Filament Lamps
Lighting Country Homes by Private Electric Plants
Tests of Concrete and Reinforced Concrete Columns
A Study in Heat Transmission
Tests of Tungsten Lamps
Simultaneous Telephony and Power Transmission Over the Same Wires
Tests of Reinforced Concrete T-beams
High Steam-pressures in Locomotive Service