rtation units. The secondary units,motor truck and airplane, are not directly comparablewith the others because their value lies in various specialfeatures peculiar to themselves. In respect to size the airship is affected in much thesame way as the steamship. The weights of variousparts of an… … 30 40 .50 ♦ Net Effective Speed, Miles per Hour 0 OIOQIO 10 1.00 Time Value of Corgo.OollarsperlOOOlb.perHoor 60 70 80 90 CO \ I f c65r PEBmp \ \ \ -^U- CtmO UlLEiSE )-\\—1 V ,s... ,^ M\* \ ^ % \^ P rf^r- ^^ %-=^^^ _ 1^ ^^ v^ _ ■h T wo - -^^^^^^^^-H \ ^X -T\ V - -=^— X—_ ~~—-(.-...riH y r ^r 1^—--,…
Automobiles · Aeronautics
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