Introduction: Chester R. Kyle

PERSPECTIVES:

Paul MacCready, The Value and Future of Human Powered Vehicles

3

 David Gordon Wilson, Transportation System Based on HPVs: Past,
Present and Prospective

11

Allan Abbott, M.D., An Experiment in Encouraging Physical Activity
Through the Use of Human Power Amplification

17

John G. Tetz, AHPV: Assisted Human Powered Vehicle, A Technical
Description

21

Jim Kor, The Skyway Project: An HPV City Transportation Plan

27

LAND:

Gardner Martin, A Human Powered Tandem to Break Mach 0.1

31

Tim Brummer, Design and Performance of the Lightning HPVs

33

John and Miles Kingsbury, The Story of the Bean, 1984-1992

37

Clive E. Buckler, Handling and Stability Experiments With
Adjustable-Frame Short Wheelbase HPVs

41

 Doug Kliesch and Israel Urieli, A Multi-purpose Transmission Design and a "Mutant" Moulton AM7

41

PHYSIOLOGY & MECHANICS:

 Rick Powell, Arm Power Performance: Mechanics and Physiology

53

Danny Too, The Effect of Body Position/Configuration and Orientation
on Power Output

59

Cal Stone and M.L. Hull, Rider/Bicycle Interaction Loads During
Standing Treadmill Cycling

67

Larry George, Are Your Wheels Aligned?

77

Scott K. Perry, Mathematical Modelling of HPV Sprint Performance

79

WATER:

Sid Shutt, A Practical Human Powered Hydrofoil

87

AIR:

William B. Patterson, Human Powered Helicopter: The Next Step

99

Terrance J. Hawkins, Aerodynamic an Power Considerations of Human Powered Hover

105