Peter Coster, Herald Sun, 'Winning bid', pg. 50, Port Melbourne, 09 Mar 2006, 50.

Sarah Couper, Look, 'Backstage: Deborah Edwards, Senior curator Australian art', pg. 11, Sydney, Nov 2015, 11 (colour illus.). Deborah Edwards photographed standing behind Klippel's 'No. 300'

Deborah Edwards, Look, 'A Klippel masterpiece: inaugural Gleeson O'Keefe Foundation purchase', pg. 13, Sydney, Jun 2006, 13 (colour illus.).

Peter Fish, The Sydney Morning Herald, 'A Klippel in every corner', pg. 46, Sydney, 11 Mar 2006-12 Mar 2006, 46.

James Gleeson, Robert Klippel, Kensington, 1983, 344-45, 475. plate no. 267

Sasha Grishin, Australian art: a history, 'The postmodern condition and the changing nature of Australian art', pg. 468-477, Carlton, 2013, 472 (colour illus.), 473, 553, 563. plate no. 43.3

Terry Ingram, The Australian financial review, 'From junkyard to poolside: Sydney splashes out on parterre sculpture', pg. 64, Sydney, 09 Mar 2006, 64.

Jill Sykes, Look, 'Small and temporary: but it's a big pointer to the future', pg. 28-29, Sydney, Sep 2011, 29 (colour illus.).

Matthew Westwood, The Australian, 'Miniatures fetch large price', pg. 5, Sydney, 08 Mar 2006, 5.

Deborah Edwards (Curator), Natalie Wilson (Assistant Curator) and Unknown (Compilator), Robert Klippel: Catalogue raisonné of sculpture, Sydney, 2002, (illus.). catalogue entry: No. 300

Maudie Palmer, Robert Klippel: a retrospective exhibition of sculpture and works on paper, Bulleen, 1987. cat.no. 79

Claire Armstrong (Editor), Art and Australia (Vol. 44, No. 2), 'Artnews 2006: Major acquisitions', pg. 213, Sydney, Dec 2006-Feb 2007, 213 (colour illus.).

Editor Unknown (Editor), Robert Klippel, Sculpture since 1970, Unknown, 1979. cat.no. 8

Art Gallery of New South Wales, Art Gallery of New South Wales annual report 2006, 'Year in review: Australian art', pg. 20-22, Sydney, 2006, 20, 21 (colour illus.).

Jill Sykes (Editor), Look, 'James Gleeson', pg. 11, Sydney, Feb 2007, 11 (colour illus.).

Unknown, The W.R. Burge Collection of Australian and International pictures and sculpture, Monday 6 March 2006, Melbourne, 2006, 10, 11 (colour illus.). lot no. 4; titled 'Opus 300'; Estimate: $70,000-90,000

Deborah Edwards, Robert Klippel, Sydney, 2002, 140, 155 (colour illus.), 249.