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keywords:(Air)

    Symposium on cold regions air-transport problems

    Engineering Index Backfile | 1957
    Schlagwörter: Air transportation

    Operation Chicago

    Terrio, D. | Engineering Index Backfile | 1947
    Schlagwörter: Air mail service

    Intercity travel characteristics

    Pulling, R.W. | Engineering Index Backfile | 1965
    Schlagwörter: Air transportation

    Compressed-air traction in New York City

    Engineering Index Backfile | 1900
    Schlagwörter: Compressed-air railway

    "Comfort cooling with ice"

    Lange, G. | Engineering Index Backfile | 1932
    Schlagwörter: Air conditioning