Van Nostrand's Engineering Magazine, Volume 30

amount angle annealed arches armature Average axis beam brick canal carbon cent coal coils column combustion concrete condensing copper corrosion Crucible steel curve cylinder diameter distance dynamo economy effect elastic elastic limit electric engine equation experiments feet 6 inches flange foot force formula fracture friction gallons gases give given grate surface heat holes horse power horse-power hour inches thick increase joint kinetic engines leading wheel length line shafting load magnetic manganese bronze mean effective pressure means measure ments metal meters method obtained oxide piece piers pipe piston practical pressure pump punched quantity rail ratio reservoir resistance rivets screw shearing side Siemens solid plate specimen square inch strength stress supply temperature tensile tensile strength testing machine tion tons trailing wheel trial tubes tubular boilers tunnel unit walls weight wheel wire wrought iron zinc