This machine Is the first series arc machine installed
In the city of Portland. It was obtained by
the Electrical Department of O.A.C., with the object
of rewinding it for a high current machine to be used
in the charging of storage batteries.
In the following pages the national forests of California are described and an account is given of their value to the public welfare and of the means and methods used by the United States Forest Service to make them contribute as much as possible, both now and in the future,...
This publication is written for the purpose of supplying answers to the usual questions asked forest officers by tourists and others interested in the work of the Forest Service in California.
Published December 1940. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog