1. Chopper Bookmark Chopper, museum number 5-1645. Search result 1 Museum number: 5-1645 Culture or time period: Mousterian Object class: Choppers (prehistoric cutting tools) Dimensions: Length:— length 9.1 centimeters and Length:— width 6.9 centimeters Collector: unknown Collection place: Abydos, Upper Egypt Collection date: 1900