Facts, Table of Useful Astronomical, 391.
Five o’Clock Tea, Sun’s Share in, 10.
Finlay, Mr., 278.
Flagstaff, Height of, 110.
Flora, Lawn-tennis on, 209.
Fly-boats on Royal Canal, Smooth Motion of, 52.
Flying Machines, 208.
Focus, 5;
of Ellipse, 170.
Football on Moon, 131.
Fossil Trees, 11.
France, Extinct Craters in, 114.
Friday, 135.