1–20 von 55 Ergebnissen
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    Combustion effects

    Porter, J.C. | Engineering Index Backfile | 1954

    Developments in signaling

    Porter, L.B. | Engineering Index Backfile | 1947

    Hudson bay railway

    Porter, J.W. | Engineering Index Backfile | 1931

      Hudson bay railway

      Porter, J.W. | Engineering Index Backfile | 1932

    Detail design of main road intersections

    Porter, J.P. | Engineering Index Backfile | 1931

    Railway signal practice on french lines

    Porter, J.G. | Engineering Index Backfile | 1918

    Mechanics of locomotive on curved track

    Porter, S.R.M. | Engineering Index Backfile | 1935

      Mechanics of locomotive on curved track

      Porter, S.R.M. | Engineering Index Backfile | 1934

    Light signals on C. M. and St. P

    Porter, L.B. | Engineering Index Backfile | 1917

    Blackout lighting

    Porter, L.C. | Engineering Index Backfile | 1943

      Blackout lighting

      Porter, L.C. | Engineering Index Backfile | 1942

    Port of New Orleans

    Porter, J.W. | Engineering Index Backfile | 1934

    Thirty cent protection for a million dollar ship

    Porter, L.C. | Engineering Index Backfile | 1930

    Car shop and garage is of latest design

    Porter, C.J. | Engineering Index Backfile | 1928

      Car shop and garage is of latest design

      Porter, C.J. | Engineering Index Backfile | 1928

    Interplanetary orbits

    Porter, J.G. | Engineering Index Backfile | 1952

    Building a shop for the future

    Porter, C.J. | Engineering Index Backfile | 1928

    Operation the U. S. military railways in France

    Porter, J.G. | Engineering Index Backfile | 1918

    A.C. signaling on the St. Paul

    Porter, L.B. | Engineering Index Backfile | 1915

    Metal spraying

    Porter, J. | Engineering Index Backfile | 1947

    Controlling the effectiveness of airway beacons

    Porter, L.C. | Engineering Index Backfile | 1929

    Meeting the federal headlight requirements

    Porter, L.C. | Engineering Index Backfile | 1916

    Factors in the design of commercial airplanes

    Porter, C.T. | Engineering Index Backfile | 1930

      Factors in the design of commercial airplanes

      Porter, C.T. | Engineering Index Backfile | 1930