. Electric railway journal . \ \ SAFETY SHADEHQLDER I $ >f I . 1 | i i 150,000 Safety Shadeholders are now holdingreflectors on passenger cars in service runs. When a traction company re-places its old carbon car lightinglamps with Mazda lamps, re-flectors and Safety Shadeholdersit earns over 50% on the invest-ment, and repeat orders follow. One large traction companyoperating in a western city re-cently ordered nearly 8000 ofthese shadeholders to equip allof its cars after a service trial onthree cars. This goes to showthat the popularity of this shade-holder is founded on service facts—no


. Electric railway journal . \ \ SAFETY SHADEHQLDER I $ >f I . 1 | i i 150,000 Safety Shadeholders are now holdingreflectors on passenger cars in service runs. When a traction company re-places its old carbon car lightinglamps with Mazda lamps, re-flectors and Safety Shadeholdersit earns over 50% on the invest-ment, and repeat orders follow. One large traction companyoperating in a western city re-cently ordered nearly 8000 ofthese shadeholders to equip allof its cars after a service trial onthree cars. This goes to showthat the popularity of this shade-holder is founded on service facts—not on paper claims. The Safety Car Heating & Lighting Co. Chicago Philadelphia JS, 2 Rector Street, New York ^ Electric Service Supplies Co., Philadelphia, New York, Chicago, Agent 160 ELECTRIC RAILWAY JOURNAL [September 30, 1916 A Demonstration of the Economy of The Cooper Forced Ventilation Hot Air HEATER.


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