U.S. Coast Guard
[ link-1708-0017 ] Link to loran-history.info :
The purpose of this report is to present, in a single volume, a condensation of LORAN-C information of interest to management, operational and engineering personnel. The report is divided into two parts. Part I provides a general description of the LORAN-C system, its history, its operational capabilities as radio navigation system, and its collateral uses. Part II contains technical information on the system engineering aspects. This document was published in February 1862.