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Address of Welcome R A Doty
The Relation of Forestry to Engineering B Shimek
Conservation of Resources S N Williams
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amount Anson Marston asphalt Brick and brick brick block brick pavements bridge building built Cedar Falls Cedar Rapids cent channel Chicago Civil Engineer Clinton committee concrete pavement construction contract contractor cost Council Bluffs Creosote Creosote Block curb Davenport ditch drain tile Drainage Engineer Dubuque expansion joints expense feet forest grade gravel highway illumination inch Iowa City Iowa Engineering Society kind of pavement laid land owners load macadam Marshalltown Mason City material ment method miles Moines Oskaloosa pavement paving piers placed plans plant Portland cement present proper pump Raccoon river railroad Railway river road sand sanitary sewage sewer pipe Sheet Sioux City soil specifications square yard station stone stream street survey T. R. Warriner tank tile and sewer tile line timber tion traffic typhoid typhoid fever water supply Waterloo Waukon wearing surface