282 COLLEGE OF ENGINEERING

114. DESIGN OF VARIOUS FEATURES OF HYDRAULIC OR SANITARY WORK.
Prerequisites: Hydr. 1, 110, 113. Mr. Mead, Mr. Lenz.

115. HyprauLic Propitems. II; 1-3 cr. Drawing room course for seniors
and graduates in methods of analysis used on problems taken from
practice. Mr. Dawson.

121. Water SUPPLY ENGINEERING. I; 3 cr. Theory, development, and
improvement of water supplies for domestic, manufacturing, and fire
service. Prerequisites: Hydr. 1,110. Mr. Mead, Mr. Lenz.

122. Sewpracr. I; 2 cr. The principles of design and maintenance of
sanitary and storm sewer systems. Prerequisite: Hydr. 1, or 2. OL
concurrent registration. Mr. Kessler, Mr. Homewood.

123. SEWAGE AND GARBAGE DisposaL. II; 1 or 2 cr. Development, dis-
posal works and methods of treatment. Additional credit may be
elected, in which the student will design a treatment plant. Mr. Daw-
son, Mr. Homewood, Mr. Nichols.

124. _WATER AND SEWAGE ANALYSIS. I; 2 cr. Study of laboratory meth-
ods of chemical and bacterial analysis and the interpretation of re-
sults. Mr. Nichols.

125. SEWAGE AND TRADE Wastes ANALYysiIs. I, II; 1 to 3 cr. Special
studies on sewage and trade wastes. Prerequisites: Chemistry 2b
and junior standing. Lab. fee $5.00. Mr. Homewood, Mr. Kessler.

126. SANITARY ENGINEERING SEMINAR. I; 1 cr. Review of literature on
sewage and trade waste problems. Mr. Nichols.

127. SANITARY ENGINEERING SEMINAR. II; 1 cr. Discussion of recent de-
velopments in sewage and trade waste disposal and in water purifica-
tion. Mr. Nichols, Mr. Homewood.

MACHINE DESIGN

Patrick HENRY HYLAND, M.E., Associate Professor of Machine Design,
Chairman

JAMES WILBUR MCNAUL, B.S., Assistant Professor of Machine Design

RUSSELL EDWARD PUERNER, B.S., Assistant Professor of Machine Design

1. MACHINE DESIGN. I; 4 cr. The relative motions of machine parts
including linkages, cams, toothed gears, beltings, chains, and ratchets.
Prerequisites: Drawing 1, 2. Mr. Hyland, Mr. Puerner, Mr. McNaul.

2. DESIGN PracTICeE. II; 1 cr. A short course treating of the practical
consideration of machine design. Study of the use and application in
design of engineering material, formulae and tabulated data, together
with a discussion of factor of safety, allowable stress, ete. Prerequi-
site: Machine Design 1. Mr. Hyland.