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TO REMEMBER THE ELEMENTS IN MAKEUP OF THE HUMAN BODY- HOPKINS CAFE.
HYDROGEN , OXYGEN, PHOSPHORUS, POTASSIUM, IODINE, NITROGEN, SULPHUR,
CALCIUM, IRON. ALL ARE THE CHEMICAL SYMBOLS.
Where learned: NEW YORK ; BATAVIA
Keyword(s): SCHOOL
| Subject headings: | RIDDLE -- Riddle Question |
Date learned: 00-00-1963