>>10713518Here's one with the boxes. You'll see them move around from tank to tank, or disappear entirely if they went with a bustle rack extension. If they could keep them, they did, if they could get more stowage by giving them up, they did that instead. Stowage boxes tend to be migratory. I'm also
>>10713581, I just realized I'd misread your question and what you were actually asking was if they appeared on real-world examples.