Bob Holmström - 2934 N.W. 53^rd Drive, Portland Oregon 97210 - (503) 292-3685 - holmstro@europa.com

 Air Bearing Clock.

 Air Bearing Clock Amplitude

 Quartz Rod Clock w/knife edge suspension. - links to be added later

 Working Model Pendulum Models - links to be added later

 Working Model Escapements. - links to be added later

 Horological Science Newsletter - links to be added here to the NAWCC Chapter 161 newsletter