72nd Regiment of Foot

Known as The Seaforth Highlanders

Chronology

1778 raised by the 1st Earl of Seaforth as the 78th Highland Regiment of Foot
1823 renamed the 72nd Regiment of Foot, or 78th Highlanders (Duke of Albany's Own)
1881 amalgamated with 78th Highlanders as 1st Battalion Seaforth Highlanders
1961 combined with the Queen's Own Cameron Highlanders to form the Queen's Own Highlanders (Seaforth and Camerons)
1994 1st Battalion Queen's Own Highlanders was further amalgamated with 1st Battalion, Gordon Highlanders to form 1st Battalion The Highlanders (Seaforth, Gordons and Camerons)
2006 amalgamated with the other Scottish infantry regiments into the single large Royal Regiment of Scotland and called The Highlanders, 4th Battalion, Royal Regiment of Scotland (4 SCOTS)

72nd Regiment of Foot Wikipedia
Seaforth Highlanders Wikipedia
Queen's Own Highlanders Wikipedia
The Highlanders Wikipedia
Royal Regiment of Scotland Wikipedia
72nd (or Duke of Albany's Own Highlanders) Regiment of Foot including deployments Regiments.org, an archived site.
Seaforth Highlanders (Ross-shire Buffs, The Duke of Albany's) including deployments Regiments.org, an archived site.
Kidnapped by the Afghans! 72nd Highlander 1874/75 Victorian Wars Forum
Sergeant William Dobson of the 72nd Highlanders was an African born in South Africa around 1840. He joined the 72nd Highlanders in Edinburgh in 1857/1858 and was sent to India where he was a drummer. jeffreygreen.co.uk
The Highlanders Museum Covers the 72nd, 78th (Ross-shire Buffs) and the 79th (Cameron Highlanders) Regiments of Foot
Photograph: c 1900s: The 72nd Highlanders Crossing the River Indus Archive150 on Facebook. The comments place the location possibly in the Kohat region. This link states the photograph was taken in 1896, by Bourne and Shepherd, Calcutta

Historical Record of the Seventy-Second Regiment, or the Duke of Albany’s Own Highlanders: containing an account of the formation of the regiment in 1778, and of its subsequent services to 1848 by Richard Cannon 1848. Archive.org. Indian Service commences page 6 in 1782 in Madras. 247 men died on the voyage to India.
History of the Scottish Highlands : Highland clans and Highland regiments Volume 2 "Seaforth’s Highlanders, formerly the Seventy-Eighth, now the Seventy-Second Regiment or Duke Of Albany’s Own Highlanders" by John S Keltie (c.1886) Archive.org. Indian service commences page 545 in 1782 in Madras
"Seaforth’s Highlanders, previously the Seventy-Eighth, now the Seventy–Second Regiment", page 29 The History of Scotland, its Highlands, Regiments and Clans, Volume VIII by James Browne 1909 Archive.org