• 5 Cotton
• 4 Coffee
• 4 Shipping
• 2 Boats and boating
• 2 Emigration and immigration
• 2 Equipment and supplies
• 2 Food supply
• 2 Fruit trade
• 2 Law and legislation
• 2 Machinery industry
• 2 Shoe industry
• 2 Trademarks
• 2 Vegetable trade
• 2 Vocational education
• 1 Automobiles
• 1 Clothing trade
• 1 Coal mines and mining
• 1 Customary law
• 1 Dairy products industry
• 1 Economic development
• 1 Electric power
• 1 Firearms
• 1 Foreign exchange

• 16 English

• 2 Motion pictures
• 2 Patents

Limit year range