RAM SINGH, a skilled artisan from Chunar Fort near Kashi (Varanasi) in Uttar Pradesh, who was with Guru Gobind Singh at Paonta. According to Sukha Singh, Gurbilds Dasvrn Patshahi, he improvised a gun carved out of a tree trunk. The Guru is said to have used it in the battle of Bhangani (1688), near Paoma.
1.Sukha Singh, Gurbilas Dasvin Patshdhi. Lahore, 1912 P.S.P.