Yup, I believe it is West Germany Pottery. That is the Size, and the Model number on the bottom, I think.
Not sure, but I thought FAT lava ones kinda looks like they had Lava flow on them, rough looking.....

.....but this one is more smooth.
I could be wrong, as I too started to collect these because of the Board too. I have about the same count --- but bigger
(err-r-r Monstrous) in size :boohoo: :boohoo: :24:
http://www.yobunny.com/pottery/index.php?topic=10305.0