author
A Dutch schoolbook writer from the late 19th and early 20th centuries, remembered for clear, practical history and geography texts. His surviving works suggest a teacher focused on making big subjects approachable for younger readers.

by A. Nuiver, O. J. Reinders
O. J. Reinders appears to have been a Dutch educator and author of schoolbooks. A surviving 1875 edition of Oudheid en Middeleeuwen. Verhalen en schetsen identifies him and co-author A. Nuiver as head teachers in Groningen and Nieuwe Schans, and presents the book as reading for the highest class of the elementary school.
The books linked to his name point to a strong interest in classroom teaching. Catalog and digitized-library records connect Reinders with history titles such as Oudheid en Middeleeuwen and Tijdrekenkundig overzicht van de vaderlandsche geschiedenis, as well as geography works including Aardrijkskunde van Nederlandsch-Indië voor de hoogste klassen der lagere school.
Little biographical detail beyond his work is easy to confirm from reliable online sources, so the picture that remains is mainly a professional one: Reinders was an educator-author whose books were designed to help schoolchildren learn history and geography in a structured, readable way.