Journal of Research of
the
National Institute of
Standards and Technology
| Volume 57 | Number 1 | July 1956 |
Mixed Path Ground Wave Propagation:
1. Short Distances
Effect of Object Frequency on Focal Position of Four
Photographic Objectives
An Examination of the 1955 Helium Vapor-Pressure
Scales of Temperature
Heats of Formation of Xonotlite, Hillebrandite, and
Foshagite
Effect of Camera Tipping on the Location of the
Principal Point
Mass Spectra of Some Lead Alkyls
Frequency Response of Second-Order Systems
With Combined Coulomb and Viscous Damping