TYPICAL FOREST TREES in PHOTOGRAVURE 9×12

First Series. 1. Black Oak. 2. White Pine. 3. American Elm. 4. Lombardy Poplar. 5. Tamarack. 6. Soft Maple. 8. White Birch.

Second Series. 1. Red Oak. 2. Silver Leaf Poplar. 3. Hickory. 4. Hard Maple. 5. Fir Balsam. 6. White Ash. 7. White Cedar. 8. Beech.

Third Series. 1. White Oak. 2. Black Walnut. 3. Horse Chestnut. 4. Basswood or Linden. 5. Black Ash. 6. Butternut. 7. Locust. 8. Bitternut Hickory.

40 cents a Series; the Three Series, $1.00, postpaid.

I heartily approve of the idea and think the photographs will do a great deal of good. The tree habit with trunk and leaf habit is admirable. John M. Coulter, Dept. of Botany, University of Chicago.

Sirs:—Enclosed please find a check for $15.00, for which please forward copies of your publication. They are just what we need. Yours truly, G. Straubenmuller, Associate Superintendent, New York.

No teacher should be without a set of our Forest Trees.
Sample sent on request.