Drawings by country:

Argentina
Australia
Austria-Hungary
Brazil
Bulgaria
Canada
Chile
China
Colombia
Confederate States of America
Croatia
Denmark
East Germany
Finland
France
Germany
Great Britain
Greece
India
Indonesia
Iran
Iraq
Israel
Italy
Japan
Myanmar
NATO
Netherlands
Norway
Panama
Peru
Philippines
Poland
Portugal
Romania
Russia
Singapore
South Africa
South Korea
Spain
Sweden
Taiwan
Thailand
Turkey
Ukraine
United Arab Emirates
United States
Venezuela

Drawings:

Heeneman Pantserkruiser
Henrik Gerner
Hiraga Treaty Battleship 1928
Hiraga Treaty Battleship 1929
Hoche as designed
Hoche as designed
Holland 1965 proposed missile conversion
Holland early concept
Holland U.S. Coast Guard cutter proposal
Holland-Schlachtschiff
Hood 1941 proposed camouflage scheme
Hood as designed
Hood proposed rebuilding
Hoofd Eskader Fregat 1978 proposal
HOPE-X
Horizon CNGF-UK Design
Huntington Ingalls Future Surface Combatant
Huragan
Ibuki (C-46) as planned
Ibuki (C-46) as planned
Ice Maiden I
Imperator Nikolai I as designed
Imperator Nikolai I design version 1
Imperator Nikolai I design version 2
Imperator Nikolai I design version 3