About to inherit a load of Pendraken Napoleonics, old codes... Advice chaps?

[Duke Speedy of Leighton]

What ho chaps (and chapesses)!
In return for painting a mates 15mm he's giving me his old code 10mm (see list below), if I want to 'bulk out' at any point, are new and old codes interchangeable?

British

12 Mounted Generals (Magister Militum) 1 pack BR 501
3 Mounted Officers (Pendraken)   3 of PB 6
90 Infantry (Pendraken)   1 of each pack PB 1, 2 & 7
15 Light Dragoons (Pendraken)   1 pack PB 4
3 guns & crew (Pendraken)   1 pack PB 3

French

12 Mounted Generals (Magister Militum) 1 pack FR 501
Mounted Generals (Magister Militum)   6 of NPF 16
3 Mounted Officers (Pendraken)   3 of PF6
90 Infantry (Pendraken)   1 of each pack PF 1, 2 & 7
15 Chassuers a Cheval (Pendraken)   1 pack PF 4
3 guns & crew (Pendraken)   1 pack PF 3

plus

8 Mounted Characters (Napoleon, Blucher etc)
and 2 Characters on foot.

[Duke Speedy of Leighton]

Anyone got and close up photos of the above? And how many cancaning horses will I be dealing with?

[Hertsblue]

I'd be wary of fielding the mounted generals as a regiment....