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Harry W. Hardinge
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Harry W. Hardinge
Harry W.
Hardinge
Year
1908
Subject
Invention
Award
Certificate of Merit
Conical pebble mill.
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Visit
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Accessibility
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Daily Schedule
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Exhibits & Experiences
All Exhibits & Experiences
Universal Theme Parks: The Exhibition
Wondrous Space
Body Odyssey
Science Park
Upcoming Events
Events Calendar
Science & Education
Staff Scientists
Collection Highlights
Benjamin Franklin Resources
Scientific Journals of The Franklin Institute
Professional Development
The Franklin Institute Awards
About Awards
Class of 2026
Ceremony & Dinner
Sponsorship
Call for Nominations
Case Files
Committee on Science & The Arts
Exhibit Resources for Educators
Next Generation Science Standards
Title I Schools
Neuroscience & Society Curriculum
Youth and Community Programs
Science of Soccer
PACTS
STEM Scholars
GSK Science in the Summer™
Children's Vaccine Education Program
Franklin @ Home
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