A practical recipe to have around in the 1920s.
From the box of G.Y. from Wichita, Kansas.
Menthol crystals, 1 level teaspoonful
The juice of 3 lemons
Sugar syrup 1 qt.
Put crystals in a cup with lemon juice; put on back of stove (or in a pan of hot water) until melted.
Half brown sugar and half white.