John Vaughan, 3rd Earl of Lisburne
He served in the Army , transferring from the 87th Foot to the 58th Foot as a Captain in 1795 , and being promoted to Major the next month and Lieutenant-Colonel later the same year . 
<triplet> Major <subj> Lieutenant-Colonel <obj> followed by <triplet> Lieutenant-Colonel <subj> Major <obj> next lower rank