Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 140
ERECTOR teaches boys the princi- ;plcsof construction and engineernifj. \It is the only construction toy with girderslike real structural steel. The powerful Erector •motor (free with most sets) runs many of the hiir.strongmoCi^Xs. Dealers everywheresell Erector. ;The most popular set is No. 4 at…
Children's literature
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