Published January 1968. 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
Published March 1900. 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
Water is one of the primary wants of
human life no less essential than air and food hence
the strong and religious interest that has been
attached to the means of its supply. In the earliest
records of civilization we read of the digging of
wells and building of water...
Published December 1909. 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
The financial success or failure of a lighting or power
enterprise is measured by the efficiency of the machinery,
and the efficiency of the machinery depends upon
that of each piece of apparatus of which it is composed.
In alternating current distribution the transformers are
frequently scattered in large numbers...
Published February 1909. 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
In order that the proper motor for a given service
may be chosen it becomes necessary to study and know
the requirements and characteristics of the machine which
may be used for that purpose. When these are known the
selection of that one which is best adapted for the use...
The Bureau of Entomology has been conducting systematic and economic
investigations of the weevils infesting the bark of the trunk and
terminal shoots of conifers in the United States, the results of which will be
published in the regular technical and popular bulletins ; but since these can not be...
Published December 1906. 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
It has been a standing problem among the scientists of the past and will perhaps be puzzled-over for many centuries to come; namely the most efficient method of transmitting power from one point to another. The nearest solution at present, and a very satisfactory one, is electricity. By means of...