U.S. federal trademark · Serial No. 73703313 · Reg. No. 1500493
[ POSTERS, PAINTINGS, BOOKS IN THE FIELD OF NATURE STUDY,] GREETING CARDS, [ FLASH CARDS FOR EDUCATIONAL PURPOSES, NOTE PAPER, MAPS, PENCILS, PENS, AND GLOBES, AND TEACHING MATERIALS, NAMELY WORKBOOKS FOR NATURE STUDY ]
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