Childress, D.S., Experience with Immediate Postsurgical Fitting of Myoelectric Prostheses, Proceedings of the 23rd Annual Conference on Engineering in Medicine and Biology (ACEMB), p. 245, Washington, DC, 1970.

Childress, D.S., Billock, J.N., An Experiment with the Control of A Hybrid Prosthetic System: Electric Elbow, Body-Powered Hook, Bulletin of Prosthetic Research (BPR), Fall 1970, pp. 62-77.

Childress, D.S., and Billock, J.N., Self-Containment and Self-Suspension of Externally Powered Prostheses for the Forearm, Bulletin of Prosthetics Research (BPR), Fall 1970, pp. 4-21.

Grahn, E.C., A Powered Wrist Rotator, Bulletin of Prosthetics Research (BPR), 10-13, pp. 46-56, Spring, 1970.

Grahn, E.C., Adult Center Control Hook Interim Report, Bulletin of Prosthetics Research (BPR), 10-5, pp. 116-118, Spring 1970.

Grahn, E.C., Tape Recorder Modifications for Use by Quadriplegics, The American J. of Occupational Therapy, July-August, 1970, Vol. XXIV, No. 5, pp. 360-361.

Grahn, E.C., A Power Unit for Functional Hand Splints, Bulletin of Prosthetics Research (BPR), 10-13, pp. 52-56, Spring 1970.