Labels:bulletin board | earth | reckoner | sky OCR: perspective frame: Beginning in 1882 Van Gagh began reading about perspective (Letter 205) and expressed desire t acquire portable perspective frame which can be fixed ir uneven ground in the dune q two poles." He sketched this device which he had a blacksmith build, in the margin f a letter (Letter 222). The frame with a grid of wires resembles : support recommended lby Albrecht Durer except that Van Gogh's apparatus lacks the sighting rod t steady the eve Without the fixed reference point prevent the dodging of the head, itis little wonder that Van Gogh experienced dizziness while peering through the device (Letter 223). By slightly shifting points view in carm position the artist could reproduce the giddiness experienced by an observer peering through window Hoddns Duirer vent compositi ...
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