What is the most common Cobalt Soda ?

[madpaddla]

Hello everyone,
I was wondering about this. What are the most common Cobalt Sodas? Is it the Ryan or Wise bottles?
Thanks

 

[privvydigger]

Sietz probably

 

[RICKJJ59W]

ORIGINAL: privvydigger

Sietz probably

Except for the IPs,try and dig them constantly.I have seen people dig a lot of smooth base 70s where are all the IPs?
Since the cobalt hole we have only dug a few.

 

[privvydigger]

I know someone else who's dug hundreds of cobalt sietz bros....
in the 70s Beth dump was full of em...so i'm told