Studies of Amanita Rubescens and of Marasmius Rotula (1824 - 1900) by Albertus Steenbergen.
Watercolour and pencil.
Rijksmuseum. http://hdl.handle.net/10934/RM0001.COLLECT.297219
Wikimedia.

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Studies of Amanita Rubescens and of Marasmius Rotula (1824 - 1900) by Albertus Steenbergen.
Watercolour and pencil.
Rijksmuseum. http://hdl.handle.net/10934/RM0001.COLLECT.297219
Wikimedia.
publicdomainrev Still Life with Peeled Orange and Bunch of Grapes, Albertus Steenbergen, late 19th century.⠀
Albertus Steenbergen (Dutch, 1814–1900), "Study Sheet with Stag Beetle and Newly Hatched Moth" (edited to black and white)
Albertus A. Steenbergen (Dutch, 1814-1900)
Sheet of studies of feathers, watercolour, 17,7 x 24 cm.