American School of Correspondence, Chicago.
44 works on record
Works

The air-brake
1913

Aerial propeller; instruction paper
1912

Aeronautical motor
1912

Cyclopedia of civil engineering

Building code

Cyclopedia of drawing

Dynamo-electric machinery

Telephony

Masonry construction

Cyclopedia of motion-picture work

Heating and ventilation

Steam boilers ..

Electric wiring and lighting

Building and flying an aeroplane

Power stations and power transmission

Woolen and worsted spinning

Weaving

Cotton spinning

Electric wiring and lighting ..

Plumbing

Constitution of the United States

Cyclopedia of architecture, carpentry and building

Tool making

Administrative and industrial organization

Cyclopedia of textile work
Locomotive boilers and engines
The electric telegraph
Publishers' and printers' accounts
Dirigible balloons
Factory accounts
Irrigation engineering
Gas and oil engines
Machine shop work
Practical bookkeeping
Commercial arithmetic
Pattern making
Textile chemistry and dyeing
Motion-picture work
Alternating-current machinery
Employment management and safety engineering
Reference library
Law of real property
Cyclopedia of fire prevention and insurance
Practical lessons in electricity