Micro-organisms are a distinct class of unicellular vegetable organisms placed under the general name of bacteria instead of trying to affix either algae or fungi to this class of living beings. These microorganisms are divided into two classes; pathogenic and non-pathogenic bacteria. The pathogenesis is determined by inoculating a susceptible...
The purpose of this thesis is the determination of the load characteristics of the Steam-Hyciro-Electric Plant owned and operated by the Lebanon Electric Power and Water Co. This corporation furnishes electrical energy for power and lighting service and also the water supply to the city of Lebanon, Oregon.
On account of the abundance of the antique tussock
moth, and the ease with which material for study can be
secured in the vicinity of Corvallis, an investigation
of this insect was thought to be a fitting subject for
my graduation thesis. The work was begun in the spring
of...
The most interesting study connected with the
development of the American novel is the accompanying
feature of the growth of the country itself. In a
certain way the changes seem peculiar, but in another
way they are exactly what we might be led to expect.
In tracing the development from...
Any woman's wardrobe is important, as it is to a
great extent an indication of her character. A High
School teacher, holding the position she does, as a director
of the aims and ideals of young girls must be especially
careful in her dress. Her clothing should be
neat, well...
Following the installation of a street car
system, or for that matter, any other electric system,
using the ground return, or the rail return which comes
in contact with the ground, there is always more or
less trouble experienced by water or gas companies,
using metal pipe, due to the...
The scope of this thesis consists primarily of
an exposition upon the merits of indirect and. semi-indirect
illumination. In deriving our conclusions, we
have considered two sources of information: firstly,
that of test data from a number of indirect and direct
installations, and. secondly, the opinion of men familiar
with...
"Bacteriology is such a broad subject that a life-time
spent in its perusal would fail of an entire knowledge of
the subject, so the authors have chosen a field which is certainly one that ought to interest every individual because
it pertains to milk, one of the most important foods...
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.
American Literature, previous to the Civil War, is
of necessity confined closely to the writers and writings
of New England and New York. At present however a gradual widening of the literary field may be clearly discernible. The South and West now contribute their share,
and no one can truly...
The question of whether to purchase power or to
maintain an isolated plant is one which frequently
confronts the engineer, and the problem is by no means
easy of solution, as there are a number of factors
which vary with individual cases and determine the
economy and desirability of the...
All carbon steel that is used in tools, springs,
and machine parts where tempering is necessary undergoes
three distinct heat treatments: first, heating for forging;
second, heating for hardening; and third, heating
for tempering.
The menus herein presented were served to a
group of seven people, the object of the experiment
being to provide wholesome and attractive meals at
a moderate cost. The food values of the menus were
not calculated, but much thought and care were taken
in the planning of the meals,...
"In his style Hawthorne early developed that maturity
of dignified composure, free from constraint or affectation,
and that lucid expression, which are among
its most characteristic traits. With little faculties
for the harmony of verse he had a singular command over
the musical qualities of prose, enabling him to produce...
Basket making is a primitive art which has been
practiced by man as far back through the ages as history
can record. When Moses was found hidden in the bulrushes
by Pharaoh's daughter, he was in a basket which his
mother had woven. When the Israelites were returning to
the...
In view of the fact that the college authorities have
purchased a set of wireless apparatus, it was thought best
to design and construct a transformer of suitable size for
transforming the power to be used by this set of instruments.
The power required for such a set is approximately...
Probably no other process of such importance is so
little understood as that which takes place within our
own bodies. We know that we drink water and are refreshed, eat a meal and are strengthened, that the food
we consume is in some way converted into living tissue;
but the...
"A woman inherits capabilities of becoming such an
helpmeet, but she stands sadly in need of training for
the development of these capacities and for the acquirement of skill in doing these tasks after she realizes her ability. Education does not consist of facts
stored away in the brain, there...
As the atmosphere, the general bustle and rush in our busy eastern cities is vastly different from our quiet and peaceful west, so is there a great difference in the themes and styles of eastern and western authors. The influence of pioneer life and of western scenery, of climatic conditions...