https://www.mariangoodman.com/content/feature/3131/detail/artworks59742/
Robert Smithson, Untitled, 1964 | Marian Goodman
Marker with collage on graph paper Paper: 17 x 22 in. (43.2 x 55.9 cm) Frame: 24 5/8 x 29 3/8 x 1 5/8 in. (62.4 x 74.7 x 4.2 cm)
robert smithsonuntitledmariangoodman
https://www.mariangoodman.com/exhibitions/325/works/artworks40482/
Robert Smithson, Untitled (Mirror Stratum), 1967 | Marian Goodman
30 elements; mirrored glass 6 3/4 x 12 1/8 x 12 1/8 in. (17.1 x 30.8 x 30.8 cm) Edition of 25
robert smithsonuntitledmirrorstratummarian
https://www.memoreview.net/reviews/robert-smithson-time-crystals-at-muma-by-francis-plagne
Robert Smithson: Time Crystals | Memo
Aug 25, 2018 - Robert Smithson: Time Crystals at by Francis Plagne
robert smithsontime crystalsmemo
https://www.mariangoodman.com/content/feature/708/detail/artworks51071/
Robert Smithson, Surd Deposit, n.d. | Marian Goodman
Pencil on paper Paper: 19 x 24 in. (48.3 x 61 cm) Frame: 26 1/8 x 31 1/2 x 1 5/8 in. (66.5 x 80 x 4 cm)
robert smithsondepositmariangoodman
https://www.kunststiftungnrw.de/visuelle-kunst/foerderung/foerderbeispiele/robert-smithson-in-europa/
Kunststiftung NRW | Visuelle Kunst | Robert Smithson in Europa
Robert Smithson in Europa Josef Albers Museum Quadrat Bottrop
kunststiftung nrwrobert smithsonvisuelleeuropa