Identifying old whistles

Of course the top of a whistle is just one thing.

Now as you move down measure the length of the body only

Record

take a picture of the STAMP and pay close attenton to the lettering…..

—– everything that it says, size of the font, the direction of the words, the position compared to the windows, curved words….

Record.

Now the windows. The height on the tube, their size, their shapes ( many times each window is different from the opposite window) . If the window is crooked. How skinny.

The diameter of the body.

Reecord.

What's left ???