T: Mr. John Trotter Of Castlelaw's
cB|Af cA Bd cB|A2F2F2GA|Bc dc BA GF|E2C2C2FE|
DF Bd EG ce|FA cf =Ba gf|fe dc ed c=B|c2c2c2cB:|
|:AB cB AG F_E|D2D2D2C2|B,2 dc BA GF|E2C2C2CB,|
A,F B,F CF DF|Ec Fc Gc Ac|dB bg af ge|f2f2f2cB:|
The composer of this piece is known - Robert Mackintosh. Castle Law is a hill south west of Fairmilehead in the Pentland Hills in Midlothian, Scotland. (From Wikipedia) Who is the John Trotter that Robert Mackintosh is referring to?