[Monthly. Illustrations on p. 2-4 of covers.] † Distribution Made by Issuing Office. Paper, $2.00 a yr. ($3.00 for countries outside the Pan American Postal Union); single copy, 20c.
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† Distribution Made by Issuing Office. Paper, $2.00 a yr. ($3.00 for countries outside the Pan American Postal Union); single copy, 20c.