Malerin mit Staffelei im Freien um 1913.Oil/canvas. 65.088 x 46.99 cm. Signed bottom left:"HARTA" Provenance: Im Kinsky Auction House, Vienna. Lot # 1169, Feb, 24th, 2016 -Sold. Lit: Klassische Moderne Alte Meister-Bilder des 19. Jahrhunderts Catalog, Fig., pg. 166. Location: Current whereabouts unknown. Remarks: Not listed in 2 catalogs; cannot be linked to any exhibitions. Signature questionable.
Spielende Kinder um 1913.Oil/wood. 65.5 x 47 cm. Not signed or dated. Lit: Baumgartner 1991 II, S. 236, WV Nr. G 318 mit Abb. Provenance: Private owner Anif. Location: Private owner, Salzburg. Remarks: Cannot access verso for more info. Cubist element resembles far earlier work. Baumgartner dated um 1960. As Harta almost always signs, this work is questionable.
Sailing Barge in a Dutch Estuary. Oil on canvas/wood?. 38.10 x 48.26 cm(15 x 19 in). Signed, undated. Signature is not visible from photo. Harta WV-; Baumgartner Catalog: Unlisted. Provenance: Original owner (?). Lawrences, Bletchinley Auctions, Surrey, UK. 22-July 2020, Lot # 859.. Sold. Location: Current whereabouts unknown. Remarks: Possibly painted in 1917 when Harta exhibited in Amsterdam.
Eifelturm in Partis um 1908. Oil/cardboard. 26.7 x 21.69 cm. Signed, undated bottom left: "HARTA". Provenance: First owner unknown. Dorotheum auction, Linz Austria 14-Jan, 2020. Unsold. Location:Linz, Austria. Remarks: Attributed to Harta. 062023: Auction House returned object. Does not believe Harta painted. High confidence this was not created by Harta.
Allee in Schönbrunn per Dorotheum. Oil on canva. 41.91 x 52.07cm(16.50 x 20.50 in). Signature cannot be identified from image. Attributed to Harta. Harta WV- Baumgartner Diss Created Catalog: Provenance: First owner (?). Dorotheum Auctions, Vienna. 4-Dec, 2008. Lot # 104. Sold. Lit: Catalog Dorotheum Kunst und Antiquitäten, Fig. 35. Location: Current whereabouts unknown. Remarks: Attributed to Harta. He is in Schönbrunn in 1930.
Stilleben mit Fischen und Zitrone per Dorotheum. Oil on canvas. 36 x 51 cm(13.98 x 20.16 in) -framed. Not signed or dated. Provenance: Dorotheum Auctions. 24-Jan, 2006, Lot # 65. Sold. Lit: Dorotheum Catalog: Moderne und Zeitgenössische Kunst, 2006, Fig., pg. 25. Location: Current whereabouts unknown. Remarks: Attributed to Harta. Not listed in 2 prior Catalog References; no evidence for exhibition.
Oil on canvas. 47 x 36 cm. Signed, not dated. Signed, bottom right: "HARTA". Harta WV-; Baumgartner Catalog: Unlisted. Location: Galleria Savaria, Czech Republic.
"Weiblicher Rückenakt vor Spiegel per Art Trade. Oil/Canvas. 90.5 x 70.5 cm. Signed, not dated; signed bottom right: "Harta". WV-; Baumgartner Catalog: Unlisted.Provenance: 2014 acquired by Kunsthandel Schütz who sold online in the art trade via artport. Location: Current whereabouts unknown. Remarks: Attributed to Harta.
Title per owner. Oil/canvas. 87 x 50 cm. Signed, undated bottom left: "HARTA". Harta WV-; Baumgartner Catalog: Unlisted. Provenance: Unknown. Location. Private collection, Vienna. Remarks: Attributed to Harta.
Mädchenakt um 1930s. Oil/Canvas. 76 x 78.5 cm. Unsigned & undated. Lit: Wiener Kunst Auktionen. 29.09.1998, o.S., Kat Nr. 121, mit Abb. Provenance: 29.09.1998. Wiener Kunst Auktionen.[Sold]. Location: Private owner, whereabouts unknown. Remarks: Unsigned/Undated raises questions. Impossible to correlate to catalogs.
Oil/Canvas. 86.3 x 63.5 cm (34" x 25"). Signed, undated bottom right. HARTA; X-123 label on reverse. Provenance: Private owner, San Antonio, USA; Inherited to Private owner, San Antonio, USA; Dallas Auction Co. given to Vogt Auction Gallery, San Antonio, TX; 11.06.2022 Acquired by Laurent Ashton Gallery, Reno NV USA. Remarks: Painting was titled "Femme Portrait" at Auction and wrongly attributed to Maria Worringer. Location: Private owner Reno NV USA.
Landschaft. Oil/Canvas. 95 x 120 cm. Unsigned and undated. "HARTA" carved on the back of the wooden frame. Provenance: Private collector, Wien purchased in art trade 1980s. 2022 Consigned to Heike Gallery, Wien. Location: Heike Gallery, Vienna. Remarks: Motif and style reflects Harta, but verification difficult due to lack of signature and date. Also unusual for Harta not to sign.
Stilleben mit Äpfeln und Pflaumen. Oil on canvas. 54.5 x 68 cm. Unsigned and undated. Unlisted in Baumgartner and Harta. No provenance. Questionable if drawn by Harta. Location: Private owner, Tirol.
Stilleben mit Blumen und Früchten um 1950s. 40 x 50 cm. Unsigned/undated. Lit: Dorotheum, Graz, 02.12.2004, S. 55, Kat. Nr. 26 mit Abb. Provenance: 02.12.2004 Dorotheum Graz * [Unsold] Location: Current whereabouts unknown.