IBM 5100 cartridges

[Eric Smith]

steven stengel wrote:
> I have the original Diagnostics cartridge for the IBM 5100, but it's the only cart I have.  I'd like to make some copies of it, etc. 
>   
Most of the contents of the diagnostic tape can be copied, but if memory 
serves there are some special areas on the tape used for the tape 
diagnostic which can't be copied because they aren't actually files.
> What kind of carts are these, and is there a good source for any?
>   
I think it's a DC300.

Eric