![Alexander CALDER](https://www.artsignaturedictionary.com/images/upload/e0/e072c51c91bc97cbf1c7aa5a2ccaaa23-400.jpg)
Alexander CALDER
1898–1976, USA
Also known as: AC, CA
![Forged signature of Alexander CALDER](https://www.artsignaturedictionary.com/images/upload/c9/c9c37aa4601855b8d47758e276ad871b-1000.jpg)
Signature proven counterfeit
gouache, signed "Calder", composition, size 70x100 cm. The painting was submitted to a major auction house in spring 2016. The painting is observed by the auction house's own staff as counterfeiting. When the painting was exhibited for the Calder foundatin in New York U.S.A. assessed the painting as counterfeiting.
![Forged signature of Alexander CALDER](https://www.artsignaturedictionary.com/images/upload/fe/fe6d5db9ff76d7603b5de1596d377e22-1000.jpg)
Signature proven counterfeit
Gouache, composition, signed "Calder 71", approx. 70x100 cm. Submitted to to an major auction house in Stockholm in march 2005. The auction house became unsure of the painting's authenticity and show it to Mr. Rover Calder Foundation in New York. They explain that it is a forgery. Submitter has owned the painting since the 1970's. It was bought by her husband in a gallery in Stockholm, Sweden.
![Forged signature of Alexander CALDER](https://www.artsignaturedictionary.com/images/upload/81/81018058e323b18b6aa90b4cf8f601f2-1000.jpg)
Signature proven counterfeit
gouache, signed "Calder", composition, size 70x100 cm. The painting was submitted to a major auction house in spring 2016. The painting is observed by the auction house's own staff as counterfeiting. When the painting was exhibited for the Calder foundatin in New York U.S.A. assessed the painting as counterfeiting.
![Signature by Alexander CALDER](https://www.artsignaturedictionary.com/images/upload/ea/eab0015aee90b72ae8d4a6616dfd7a74-1000.jpg)
Signature considered genuine
![Signature by Alexander CALDER](https://www.artsignaturedictionary.com/images/upload/fa/fab044fb150dd8e03b923770ecfb22ff-1000.jpg)
Signature considered genuine
![Signature by Alexander CALDER](https://www.artsignaturedictionary.com/images/upload/18/18d704f6137e5f04d408587250368a4e-1000.jpg)
Signature considered genuine
![Signature by Alexander CALDER](https://www.artsignaturedictionary.com/images/upload/71/71b5b9f31faec9983d814d270a2f7a8f-1000.jpg)
Signature considered genuine
![Signature by Alexander CALDER](https://www.artsignaturedictionary.com/images/upload/d5/d53076598f5191079e1d95090745a33e-1000.jpg)
Signature considered genuine
![Signature by Alexander CALDER](https://www.artsignaturedictionary.com/images/upload/94/9410388f10e0ab1da2845f2718ca44c7-1000.jpg)
Signature considered genuine
![Signature by Alexander CALDER](https://www.artsignaturedictionary.com/images/upload/a6/a6b07c11221d11253db2502a0b558432-1000.jpg)
Signature considered genuine
![Signature by Alexander CALDER](https://www.artsignaturedictionary.com/images/upload/de/de21648980f19dc50231b94e910558a8-1000.jpg)
Signature considered genuine
![Signature by Alexander CALDER](https://www.artsignaturedictionary.com/images/upload/b5/b56b0f2cdeac653a9a5ce02e3bad9e75-1000.jpg)
Signature considered genuine
![Signature by Alexander CALDER](https://www.artsignaturedictionary.com/images/upload/5f/5f6c0096f20160f9a49b8bd5f41da770-1000.jpg)
Signature considered genuine
![Signature by Alexander CALDER](https://www.artsignaturedictionary.com/images/upload/9a/9aa21d2b1bb8ed61a41de31b3db2f690-1000.jpg)
Signature considered genuine
![Signature by Alexander CALDER](https://www.artsignaturedictionary.com/images/upload/e6/e6760adb5bbe5b726752beaf31f56b10-1000.jpg)
Signature considered genuine
![Signature by Alexander CALDER](https://www.artsignaturedictionary.com/images/upload/fb/fbd9e83ca35af4b466aef2105fdcc9ae-1000.jpg)
Signature considered genuine
![Signature by Alexander CALDER](https://www.artsignaturedictionary.com/images/upload/9e/9ea9f01b6809fee047afad73081e7abd-1000.jpg)
Signature considered genuine
![Signature by Alexander CALDER](https://www.artsignaturedictionary.com/images/upload/93/9325b6c3ca382336979c7bebb7d2af15-1000.jpg)
Signature considered genuine
![Signature by Alexander CALDER](https://www.artsignaturedictionary.com/images/upload/c9/c9d1795240f4c8103bb9c9a4d266fe21-1000.jpg)
Signature considered genuine
![Signature by Alexander CALDER](https://www.artsignaturedictionary.com/images/upload/11/11188a3f367eacfeb17adb01cb12d70d-1000.jpg)
Signature considered genuine
![Signature by Alexander CALDER](https://www.artsignaturedictionary.com/images/upload/3f/3f6c037ce8d9e1d229e3ea9c2fb8ee2f-1000.jpg)
Signature considered genuine
![Signature by Alexander CALDER](https://www.artsignaturedictionary.com/images/upload/9b/9bdce6b8aaf7c049930b58ca23b29d82-1000.jpg)
Signature considered genuine
![Signature by Alexander CALDER](https://www.artsignaturedictionary.com/images/upload/06/06f9a8c7a8dd85caf1a0cfd908bbd2cf-1000.jpg)
Signature considered genuine
![Signature by Alexander CALDER](https://www.artsignaturedictionary.com/images/upload/ce/ceda009535cd4b3510e62b50d88a4183-1000.jpg)
Signature considered genuine
![Signature by Alexander CALDER](https://www.artsignaturedictionary.com/images/upload/ec/ec0e30cc1b53bfcccdb4d9184db0d710-1000.jpg)
Signature considered genuine
![Signature by Alexander CALDER](https://www.artsignaturedictionary.com/images/upload/83/8305bafb8a7012c14df41400176cc66c-1000.jpg)
Signature considered genuine
![Signature by Alexander CALDER](https://www.artsignaturedictionary.com/images/upload/aa/aa76e13f6ccf2b25ced79dbde0cbd5c1-1000.jpg)
Signature considered genuine