The January transfer window is almost here and it looks like there could possibly be some major moves happening between Scottish clubs.
Celtic are currently said to have an interest in Aberdeen striker Bojan Miovski while Rangers continue to be linked with Hearts skipper Lawrence Shankland. Both those potential moves, if they were to happen, could see significant sums of cash pass between the Premiership rivals.
With that in mind, we've take a look back at some of the biggest transfer moves to happen between two Scottish clubs in the past with the two Glasgow teams looking close to home to bolster their ranks:

1. Scott Brown
Hibs to Celtic - 2007 - £4.4m | SNS Group 0141 221 3602

2. Duncan Ferguson
Dundee United to Rangers - 1993 - £4m | SNS Group 0141 221 3602

3. David Turnbull
Motherwell to Celtic - 2020 - £3m | SNS Group

4. Kenny Miller
Hibs to Rangers - 2000 - £2m | SNS Group 0141 221 3602