Lawrence Sperry: Revision history
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Categories:
- Pages with script errors
- Articles with short description
- Articles with hCards
- Portal templates with redlinked portals
- Pages with empty portal template
- 1892 births
- 1923 deaths
- Aviation inventors
- Aviators from Illinois
- Aviators killed in aviation accidents or incidents
- Engineers from Illinois
- People from Chicago
- 20th-century American engineers
- Victims of aviation accidents or incidents in 1923
- Victims of aviation accidents or incidents in international waters
- Webarchive template wayback links
