Columbia subject headings:
Bible stories--Adaptations--Textbooks.
Botany--Textbooks.
Dialogues--Textbooks.
Fishes--Textbooks.
Geography--Textbooks.
History, Ancient--Textbooks.
Human body--Textbooks.
Physiology--Textbooks.
Poetry--1863--Textbooks.
Readers--Textbooks.
Reptiles--Textbooks.
Science--Textbooks.
Harvard subject headings:
Bible stories--Adaptations--Textbooks.
Botany--Textbooks.
Dialogues--Textbooks.
Fishes--Textbooks.
Geography--Textbooks
History, Ancient--Textbooks.
Human body--Textbooks.
Physiology--Textbooks.
Poetry--1863--Textbooks.
Readers--1800-1870--Textbooks.
Readers--Textbooks.
Readers.
Reptiles--Textbooks.
Science--Textbooks.
Princeton subject headings:
Readers--1800-1870.