Talk:Navigation system
Latest comment: 1 year ago by 103.242.21.254 in topic System নেভিগেশন
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every body ask who invented the navigation system but nobody knows. I thought it will have the history of how it evolved.
System নেভিগেশন edit
Sys 103.242.21.254 (talk) 13:49, 30 October 2022 (UTC)