POPP Generic dataset: 1926 Paris census. Constum, Kempf, Paquet, Tranouez, Chatelain, Brée, and Merveille (2022). Recognition and Information Extraction in Historical Handwritten Tables: Toward Understanding Early 20th Century Paris Census. DAS, pp. 143–157. Source: https://doi.org/10.5281/zenodo.6581158 License: CC BY 4.0, https://creativecommons.org/licenses/by/4.0/ Changes: six pages cropped to columns 6–15 and stored as lossless PNG; 180 source transcriptions parsed into ten fields with whitespace collapsed. Original annotations and source coordinates are retained in labels.csv. Model responses are predictions, not source transcriptions.