[kublia khan]

If Bob doesn't have a last name, His institution and it's administrators, the other Museum and it's directors don't wish to be identified where to I go to check the accuracy of this story?????????????? Sorry; it may all be true, but then again how is one to know??????????

[Fester Chugabrew]

If Bob doesn't have a last name . . .

Bob IS his last name. His first name is "Sponge." It's one of those inherited traits, no more and no less complex than the trilobite, but at natural as can be. We could use more of his type at the car wash.