Flight, weight necessary to, [3], [4], [110], [111], [112], [113]
Flight the poetry of motion, [6]
Flight the least fatiguing kind of motion, [13]
Flight under water, [90]
Flight of the flying-fish, [98]
Flight, horizontal, in part due to weight of flying mass, [110]
Flight—the regular and irregular, [201]
Flight—how to ascend, descend, and turn, [201]
Flight of birds referrible to muscular exertion and weight, [204]
Fluids, mechanical effects of, on animals immersed in them, [18]