Link: https://www.lofty.com/products/walter-philipp-ny-20th-c-man-on-a-dark-horse-oil-on-paper-signed-lower-right-titled-on-label-verso-in-carved-gold-frame-with-lin-1-g9dm
Link: https://www.ebth.com/items/7228669-after-walter-philipp-serigraph-on-paper-of-a-clown
Newport Avenue Antiques4836 Newport Avenue San Diego, CA 92107619.224.1994 http://newportavenueantiques.blogspot.com/p/about-newport-avenue-antiques.html Link: http://3.bp.blogspot.com/-GVTe05pGP5k/UOe-jH1ZceI/AAAAAAAAHec/XI5HOQekEZg/s1600/001.JPG
Link: http://newportavenueantiques.blogspot.com/2013/01/
Link: https://www.ebay.ie/itm/Walter-Philipp-New-York-Modern-Art-Expressionist-Clown-Painting-Framed-/163646405493?hash=item261a15fb75
Department of Painting and Sculpture: Artists Records Link: https://www.moma.org/research-and-learning/archives/finding-aids/P_S_ArtistsRecordsf
Link: https://rogallery.com/ RO GALLERY 47-15 36th Street Long Island City, NY 11101 PH: 800.888.1063 PH: 718.937.0901 Link: https://rogallery.com/Philipp_Walter/philipp-gallery.html Robert Rogal founded RO Gallery more than…
Link: https://www.lotsearch.net/lot/walter-philipp-20th-century-lady-in-the-moonlight-signed-philipp-ll-15674166?searchID=245973 Auctioned on: October 24th, 2007Price realized: US $687
Walter Philipp artist clown and people “repetition” Link: https://www.etsy.com/ca/listing/635841317/walter-philippe-artist-copyright-catalda
CATALDA FINE ARTS, INC. 225 FIFTH AVENUE NEW YORK 10, NEW YORK CATALDA was a dealer in lithographs and the dealer’s president, produced and sold…