[16th to 19th centuries] Holst, Richard N. Roland. 1 Mei Bijvoegsel van de 'Sociaal Democraat' van 29 april 1899. Lithogr. in brown and green, 1899. 37 x 21 cm. Image of children celebrating Labour Day w. short poem below (against child labour), signs 'RRH' in the stone. Framed. Sm. defect top right corner. Not inspected outside frame.

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