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harold-j-abrahams documents
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Onycha, ingredient of the ancient jewish incense: An attempt at identification
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The compendium pharmaceuticum of Jean François Coste
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THE SCIENCE LECTURE IN THE HIGH SCHOOL ASSEMBLY : II. RADIOACTIVE ISOTOPES
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THE EXHIBIT AS A SUPPLEMENTARY METHOD-CRYSTALLOGRAPHY
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THE EXHIBIT AS A SUPPLEMENTARY METHOD—II. FORMS OF CALCIUM CARBONATE
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CASTING FUSIBLE METAL FOR TEACHING PHYSICAL CHANGE
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THE EXHIBIT AS A SUPPLEMENTARY METHOD: IV—SULFANILAMIDE
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THE EXHIBIT AS A SUPPLEMENTARY METHOD : V—PHYSICAL PROPERTIES OF MINERALS
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A SIMPLE AND PERMANENT APPARATUS FOR DEMONSTRATING CONDUCTIVITY OF ELECTROLYTES
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THE EXHIBIT AS A SUPPLEMENTARY METHOD—VI: THE ATOMIC BOMB
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THE SCIENCE LECTURE IN THE HIGH SCHOOL ASSEMBLY—I. ATOMIC ENERGY
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THE SCIENCE LECTURE IN THE HIGH SCHOOL ASSEMBLY : IV. THE HUMAN BODY AND THE CHEMICAL CAPERS OF ITS ELEMENTS
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ELECTROLYTIC EXPERIMENTS IN HIGH SCHOOL CHEMISTRY
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THE EXHIBIT AS A SUPPLEMENTARY METHOD—III. FORMS OF SILICA
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THE EXHIBIT AS A SUPPLEMENTARY METHOD VII. ZODIACUS NOVUS—THE NEW ZODIAC
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THE SCIENCE LECTURE IN THE HIGH SCHOOL ASSEMBLY : V. THE HYDROGEN BOMB
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An Apparatus for Producing a Non-Luminous Candle Flame
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THE SCIENCE LECTURE IN THE HIGH SCHOOL ASSEMBLY III. THE CATALYSTS OF THE HUMAN BODY
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The Preparation of Pale Greenish-White Ferrous Hydroxide
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A TEACHING DEVICE FOR REACTIONS RESULTING IN SHRINKAGE IN VOLUME