GPS 72

[Captain Morgan]

I came across a GPS 72 while going through some of my old stuff. I have never used this personally, have a 276C which has been my ever reliable companion since the rinderpes.
Now, is the 72 any good, worth keeping, value should I get rid of it?

Thanks in advance
Cheers

 

[Eisbein]

 

[Eisbein]

 

[Slainte Mhaith]