07-052. 2-CIRCLE OPTICAL GONIOMETER BY STOE
07-001. 1-CIRCLE OPTICAL GONIOMETER BY UNICAM INSTRUMENTS
07-002. CARENGEOT-TYPE SIMPLE CONTACT GONIOMETER BY F. PELLIN
07-050. WARD'S ALL-METAL CONTACT GONIOMETER
07-031. STONEY-PATTERN HELIOSTAT BY HARVEY & PEAK
07-053. MAHOGANY CASED PART BLOWPIPE SET BY AUGUST LINGKE
07-051. 2 GLASS CRYSTAL MODELS SHOWING CRYSTALLOGRAPHIC AXES
07-034. COLLECTION OF 48 FINE WOOD CRYSTAL MODELS
07-036. COLLECTIONS OF WOOD CRYSTAL MODELS
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07-048. 64oz INVERTED GLASS SPECIMEN JAR FOR MINERAL DISPLAY
07-009. MINERAL-RELATED CROOKE'S TUBES
07-041. HERBERT SMITH-TYPE GEM REFRACTOMETER BY J.H. STEWARD
07-046. EARLY 1935 PATENT GEM REFRACTOMETER BY RAYNOR
07-043. EARLY GEM REFRACTOMETER MODEL I BY GIA
07-054. POCKET GEM REFRACTOMETER BY GEM INSTRUMENTS
07-033. SMALL TABLE REFRACTOMETER BY R. FUESS
07-055. EARLY WALKER'S SPECIFIC GRAVITY BALANCE FOR ROCKS BY BAIRD & TATLOCK
07-060. TABLE MODEL GEM DICROSCOPE BY REYNOR
07-039. LACQUERED BRASS HAND SPECTROSCOPE IN FITTED CASE BY JOHN BROWNING
07-024. MAHOGANY CASED POCKET DIAMOND SCALES
07-037. POCKET PORTABLE DIAMOND BALANCE BY H. KOHLBUSH
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