Month

Bibliography on Molecular and Crystal Structure Models (open access)

Bibliography on Molecular and Crystal Structure Models

Report that briefly describes many of the models of crystal and molecular structures which have appeared in the literature, and presents a bibliography of the publications, grouped according to model types, which describe the models in more detail.
Date: May 20, 1960
Creator: Smith, Deane K.
System: The UNT Digital Library
Calibration of Line Standards of Length and Measuring Tapes at the National Bureau of Standards (open access)

Calibration of Line Standards of Length and Measuring Tapes at the National Bureau of Standards

From Abstract: "The methods used at the National Bureau of Standards in calibrating line standards of length and measuring tapes submitted for standardization are outlined. The equipment used is described briefly. There is a discussion of some considerations that should be given as to whether or not a standard should be submitted to the Bureau."
Date: May 20, 1960
Creator: Judson, Lewis V.
System: The UNT Digital Library
Mercury Barometers and Manometers (open access)

Mercury Barometers and Manometers

From Abstract: "Sources of error in measuring pressures are described in considerable detail, particularly for portable instruments including scale, temperature , gravity, capillarity, vacuum errors and return gas column. Methods of minimizing those errors and of making the corrections, including extensive tables, are presented."
Date: May 20, 1960
Creator: Brombacher, W. G.; Johnson, D. P. & Cross, J. L.
System: The UNT Digital Library