Application of Dimensional Analysis to the Relationship Beween Velocity of Sound and Physical Properties in Organic Liquids
Classification and Kinematic Analysis of 3-Link Screw Mechanisms
Graphic Determinations of Linear Velocities
The Gear-wheel Pump
Wood Construction and Assembly in Europe and Asia
Fundamental Engineering Kinematics
NOTES ON MECHANISM
A Graphical Solution of Heating Problems
Classification and Kinematic Analysis of 3-link Screw Mechanisms
Gear Train Design
William Henry Haussner
A Systematic Method for Locating Instant Centers
2 letters from William Henry Wills, 1 to A. W. Dubourg and 1 to P. H. FitzGerald
W. H. D. (William Henry Dethlef) Koerner
A Tribute to William Henry Welch
9 letters from William Henry Wills to W. Smith
William Henry Draper Collection [manuscript]
Letter from William Henry Wills to Leigh Hunt
The William Henry Thayer Journal
Correspondence between William Henry Wills (2 letters) and Harriet Martineau (3 letters, copies, 1 of them incomplete).