Alum Baking Powders

ALUM BAKING POWDERS.

There are so many alum baking powders about, most of which are represented to be made of cream of tartar, that the following list of powders in which chemists have found alum will be of value:

DAVIS O.K.

CHICAGO YEAST.

I.L.

CALUMET.

The housekeeper should bear in mind that alum makes a cheap baking powder. It costs but two cents a pound, while cream of tartar costs thirty. The quality of the powder, is, therefore, usually indicated by the price.