H. Barber

• Aerobatics
• The Aeroplane Speaks
• Aerobatics
• Electric heating elements
• Electroheat
• History of Flight -- a public domain edition
• Ned the pedlar
• Progress in electroheat research in Universities and research institutes
• Selbstkostenberechnungen der Kleinhandwerker im Baugewerbe
• The computerized analysis of elevated motorways