Dutch-American industrial scientist and inventor
Works edit
- "Arithmetic," in The American Cyclopædia (1879)
References edit
- "Peter Henri Van Der Weyde papers". New York Public Library. Retrieved 11 December 2012.
Some or all works by this author were published before January 1, 1929, and are in the public domain worldwide because the author died at least 100 years ago. Translations or editions published later may be copyrighted. Posthumous works may be copyrighted based on how long they have been published in certain countries and areas.
Public domainPublic domainfalsefalse