A.S.T.M. manual on presentation of data : including Supplement A ... Supplement B ... Tables of squares and square roots /

Manual "originally issued in 1933; two supplements covering additonal material ... issued separately in 1935 ... combining this material in one volume and amplifying certain sections of the text"--Fore. to second printing, March, 1937.

Determination of beach conditions by means of aerial photographic interpretation,

"In connection with a contract between: Amphibious Branch, Office of Naval Research [and] School of Civil Engineering, Cornell University; U. S. Naval Photographic Interpretation Center, monitor. Executed by the Cornell Center for Integrated Aerial Photographic Studies. Beach Accessibility and Trafficability, Project no. NR 257 001, Contract N6onr, Task order #11.

Proof test of water transparency method of depth determination /

Mode of access: Internet.

A simple method of surveying from air photographs,

(Gt. Brit. Air survey committee. Professional papers, no. 8 Supplement)

The Sumner line of position furnished ready to lay down upon the chart by means of tables of simultaneous hour angle and azimuth of celestial bodies. Latitude 60æ N. to 60æ S.--declination 27æ N. to 27æ S.

"The plan of arrangement and scope of these tables, as well as the method of using them in navigation, were conceived by Mr. G.W. Littehales, C.E. Hydrographic office, Washington D.C."--Pref., p.iii.