Page:Popular Science Monthly Volume 44.djvu/791

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773
THE METHOD OF HOMING PIGEONS.

did Tom do for his bearings? Could it be that through such inky darkness he could see enough of the shore to distinguish anything on it ? This was easily tested. Taking a heavy blanket

PSM V44 D791 Search pattern of a six year old girl.jpg
Fig. 12.
Search line of B. H., a 6 year old girl
+ Starting point. B, ball on 40 step circle.
T trees. E, terminus. Time, 75 minutes.

shawl, which was serving as cushion, we wrapped Tom up in a number of thicknesses of it and one of the party held him in her lap while the boat was slowly turned around. This was of no use. On being released Tom started, with never a mistake and without