Before modern food preservation fresh foods were only available for a short time or if the vessel call into shore at regular intervals.
When longer voyages were undertaken many illnesses were caused by vitamin deficiencies. Particularly scurvy caused by lack of vitamin C
I am sure you can get some special foods prepared for you if you are a diabetic on a cruise ship. You should know the best foods to eat and be prepared to ask for them.
There are colon cleansings foods available. You should actually contact your doctor or pharmisist for a list of foods available to help cleanse your colon
They are called catered foods or gourmet foods.
There were NO canned foods available in the 18th century.
The same foods that are available today were available in 1906. There weren't as many preprepared foods or prepackaged foods. More cooking was done from scratch.
everything
Their are jobs that are currently available in California for cargo ship jobs. Just go to Ship Employment Agencies. I would also try finding which area you would be in to see exactly which jobs are available in your area.
croissants
Croissants
There are industrial work benches that you can use to ship your electronics. You can find a list of the work benches that are available on MaterialHandlingProducts.com.
The most comprehensive passenger ship list available online is the one provided by TheShipsList website.
Johannesburg has all kinds of foods available, from African and Afrikaans, to all kinds of Asian and European and American foods, food from all over the world is available in Johannesburg.