Alex,
The Morning Post (London, England), Friday, March 21, 1828
Detachments belonging to the 3d Dragoon Guards on route to Piershill Barracks.
The Aberdeen Journal (Aberdeen, Scotland), Wednesday, May 7, 1828
First division of the 3d Dragoon Guards from Port Patrick replace 1stDG at Piershill.
Caledonian Mercury (Edinburgh, Scotland), Saturday, November 8, 1828
Capt. Alfred Shedwell of 3d Dragoon Guards dies at Piershill Barracks.
The Morning Chronicle (London, England), Friday, April 24, 1829
A detachment of the 3d Dragoon Guards embark for Piershill Barracks.
The Newcastle Courant etc (Newcastle-upon-Tyne, England), Saturday, May 16, 1829
The first division of 3d Dragoon Guards march from Piershill Barracks to Leeds
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Caledonian Mercury (Edinburgh, Scotland), Thursday, February 23, 1837
A squadron of the 3d Dragoon Guards at Cork
The Morning Post (London, England), Tuesday, September 04, 1838
Lt. General Dalbiac inspects 3d Dragoon Guards at Manchester
The Morning Post (London, England), Monday, May 06, 1839
A troop of 3d Dragoon Guards march from Leeds to Edinburgh
Caledonian Mercury (Edinburgh, Scotland), Thursday, June 6, 1839
Stations of the British Army – 3d Dragoon Guards at Piershill
Caledonian Mercury (Edinburgh, Scotland), Saturday, August 31, 1839
Game Certificate issued to Maj. T. Arthur, 3d Dragoon Guards, Piershill Barracks.
Caledonian Mercury (Edinburgh, Scotland), Thursday, April 23, 1840
The first division of Third Dragoon Guards left Piershill Barracks for Sheffield.
Caledonian Mercury (Edinburgh, Scotland), Monday, April 27, 1840
The 2d and 3d divisions of the 3d Dragoon Guards left Piershill for Sheffield.
Askan
(p.s. Wherever I've typed A before squadron etc it just means 'a' not 'A')