PL. 29B. SIDE ELEVATION OF AERODROME NO. 6. OCTOBER 23, 1896. [◊]

PL. 30. PLAN VIEW OF STEEL FRAMES AND POWER PLANTS OF AERODROMES NOS. 5, 6 [◊] [lgr]

PL. 31. DETAILS OF AERODROME NO. 5 [◊] [lgr]

FOOTNOTES.

[2] “Experiments in Aerodynamics,” Smithsonian Contributions to Knowledge, Vol. 27, 1891.

[3] This chapter was written almost entirely by Mr. Langley in 1897.

[4] 1897.