Cryptic 2506

[bald eagle]

Help required please with last few clues

12a author collecting royalty as person prdoducing books 7 letter word P?????R

2d person from elsewhwere putting gold in counterfeit soverign- 9 letter word
??????N?R- answer possibly foreigner?

1a Live quartet heard previously 6 letters B ?F???

GK883
23a of a geological or historical age, 7 letter word D?O?H?L

woula appreciate any suggestions, please

Thank you

[flicrat]

12a P r inter

[Pigletion]

1a before ( be = live, four = quartet heard)

[flicrat]

1a Before

[guernseyman]

1a before (Four)

[flicrat]

23. Looks like Epochal if there is such a word which you could check.Is the 'd' OK ?

[ItchyMoti]

I have
23a, Epochal
19d, Roe deer

[flicrat]

Foreigner. Or in Feign with ER

[octogenarian]

23a Epochal---------think your d may be wrong

[bald eagle]

My thanks to you all for your promt responses, very much appreciate your assistance.

grateful for you pointing out my mistake, I had red deer, instead of roe deer

Kind regards