Model of a Ladder, But one of the three parts of this ladder has been found. The upper two parts should first be extended by hand at the same time, after which the upper part is further extended with a spindle., Petrus van der Loo, The Hague, c. 1850, wood (plant material), brass (alloy), l 54 cm × w cm

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Model of a Ladder, But one of the three parts of this ladder has been found. The upper two parts should first be extended by hand at the same time, after which the upper part is further extended with a spindle., Petrus van der Loo, The Hague, c. 1850, wood (plant material), brass (alloy), l 54 cm × w cm

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Keywords: 54, 1850, alloy, brass, der, extended, hague, hand, ladder, loo, material, model, part, parts, petrus, plant, spindle, time, upper, van, wood