Moore, Hepworth, Nicholson: A Nest of Gentle Artists in the 1930’s. Graves Gallery, Sheffield (www.museums-sheffield.org.uk) 20 May until 29 August

“The Extraordinary Life of Prisoners of War”, exhibition to commemorate the 70th anniversary of the outbreak of the Second World War.  Imperial War Museum North, Special Exhibitions Gallery, The Quays, Trafford Wharf Road, Trafford Park, Manchester M17 1TZ.  www.iwm.org.uk; 0161 836 4000.  23 May 2009– 3 January 2010.

Thomas Nathaniel Davies: “A Retrospective”.  A retrospective of the Welsh artist’s painting, drawing and sculpture, and his first major exhibition in 20 years.  Whitfield Fine Art, 23 Dering Street, London W1S 1AW.  (www.whitfieldfineart.com)  21 May – 19 June 2009

“Another India” Julian Barrow: 100 oil paintings from different regions of India, often overlooked by many travellers.  Indar Pasricha Fine Arts, 22 Connaught Street, London W2 2AF (020 7724 9541; www.indarpasricha.finearts.com) 20 May – 13 June 2009.

CLOSING SOON

The Definitive Thelwell: The first selling show of work by Norman Thelwell in 20 years. Chris Beetles Gallery, 8 & 10 Ryder Street, London (020 7839 7551) Until 23 May

Roman to Renaissance: A private collection of rings presented at Les Enluminures. Wartski, 14 Grafton Street, London (020 7493 1141) Until 22nd May

Barry Fantoni: Public Eye, Private Eye. Thomas Williams Fine Art, 22 Old Bond Street, London (020 7491 1485) Until 22nd May

Voicing Visions: Eighty Leading Norwich Artists and Poets Combine. St Margaret’s Church, St Benedict’s Street, Norwich (01603 702 021) Until 23rd May

Mary Anne Aytoun-Ellis. A selling exhibition of new work from the artist. Portland Gallery, 8 Bennet Street, London (020 7493 1888; www.portlandgallery.com) Until 22nd May

Edgar Holloway: Border Country. A selling exhibition of the artist’s interpretation of the borders through watercolour and etching. Monnow Valley Arts Centre, Middle Hunt House, Walterstone, Hereford (01873 860 529) Until 24th May
Rodchenko and Popova: Defining Constructivism. Tate Modern, London (020 7887 8888) Until 17 May