I've been working on the Ottoman Dreadnoughts as of lately, that being the Sultan Osman I and Reşadiye. Neither ever saw service with the Ottoman navy, both being seized by the British at the start of WW1 and pressed into service as HMS Agincourt and HMS Erin.
The Sultan Osman I:
Reşadiye:
Bonus drawings:
Brazilian battleship Rio de Janeiro:
Agincourt:
Erin: