Author: Agriculture Department / Publisher: Public Roads and Rural Engineering Office - Blacklight Search Results

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71. Rock. Relation between properties of hardness and toughness of road-building rock; by Provost Hubbard and F. H. Jackson, jr.

Corporate/Agency Authors:: Public Roads and Rural Engineering Office and Agriculture Department
Publisher:: Public Roads and Rural Engineering Office
Date:: Feb. 7, 1916

72. Asphalt. Effect of controllable variables upon penetration test for asphalts and asphalt cements; by Prévost Hubbard and F. P. Pritchard.

Corporate/Agency Authors:: Public Roads and Rural Engineering Office and Agriculture Department
Publisher:: Public Roads and Rural Engineering Office
Date:: Jan. 24, 1916

73. Concrete. Use of concrete on farm.

Corporate/Agency Authors:: Public Roads and Rural Engineering Office and Agriculture Department
Publisher:: Public Roads and Rural Engineering Office
Date:: [Reprint] 1916

74. Engineering. How engineering may help farm life; by E. B. McCormick.

Corporate/Agency Authors:: Public Roads and Rural Engineering Office and Agriculture Department
Publisher:: Public Roads and Rural Engineering Office
Date:: 1916

75. Macadam roads; by Austin B. Fletcher.

Corporate/Agency Authors:: Public Roads and Rural Engineering Office and Agriculture Department
Publisher:: Public Roads and Rural Engineering Office
Date:: [Reprint] 1916

76. Report of director of Office of Public Roads and Rural Engineering [fiscal year 1916].

Corporate/Agency Authors:: Public Roads and Rural Engineering Office and Agriculture Department
Publisher:: Public Roads and Rural Engineering Office
Date:: [1916.]

77. Roads. Benefits of improved roads.

Corporate/Agency Authors:: Public Roads and Rural Engineering Office and Agriculture Department
Publisher:: Public Roads and Rural Engineering Office
Date:: [Reprint] 1916

78. Trenching machinery used for construction of trenches for tile drains; by D. L. Yarnell.

Corporate/Agency Authors:: Public Roads and Rural Engineering Office and Agriculture Department
Publisher:: Public Roads and Rural Engineering Office
Date:: Dec. 28, 1915

79. Roads. Methods for examination of bituminous road materials; by Prévost Hubbard and Charles S. Reeve.

Corporate/Agency Authors:: Public Roads and Rural Engineering Office and Agriculture Department
Publisher:: Public Roads and Rural Engineering Office
Date:: Dec. 10, 1915

80. Drainage. Land drainage by means of pumps, by S. M. Woodward; revised with special reference to upper Mississippi Valley, by C. W. Okey.

Corporate/Agency Authors:: Public Roads and Rural Engineering Office and Agriculture Department
Publisher:: Public Roads and Rural Engineering Office
Date:: Nov. 19, 1915

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