A. Walter

• Emperor William First, the Great War and Peace Hero
• Emperor William First, the great war and peace hero
• Civīllikumi ar paskaidrojumiem
• Die entwicklung der landwirtschaftlichen zölle seit 1902 (Stand vom 1. april 1933)
• Final report on the census enumeration made in the colony of Mauritius and its dependencies on the night of the 21st of May, 1921
• Plantae turcomanicae collectae
• Report on the census enumeration made in the colony of Mauritius and its dependencies on the night of 31st March, 1911
• Report on the census enumeration made in the colony of Mauritius and its dependencies on the night of the 21st May, 1921
• Report on the census enumeration of the whole population on the night of the 28th-29th March, 1931