Lot 19-Canal Maps. Bradshaw (G.), Two canal maps, circa 1829
{"Image ImageWidth": "7360", "Image ImageLength": "4912", "Image BitsPerSample": "[8, 8, 8]", "Image PhotometricInterpretation": "2", "Image Make": "NIKON CORPORATION", "Image Model": "NIKON D810", "Image Orientation": "Horizontal (normal)", "Image SamplesPerPixel": "3", "Image XResolution": "300", "Image YResolution": "300", "Image ResolutionUnit": "Pixels/Inch", "Image Software": "Adobe Photoshop 21.0 (Windows)", "Image DateTime": "2020:05:04 12:14:27", "Image Artist": "Ben Cavanna", "Image YCbCrCoefficients": "[299/1000, 587/1000, 57/500]", "Image YCbCrPositioning": "Centered", "Image Copyright": "Ben Cavanna", "Image ExifOffset": "418", "GPS GPSVersionID": "[2, 3, 0, 0]", "Image GPSInfo": "1118", "Image SensitivityType": "Recommended Exposure Index", "Image Gamma": "11/5", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "1240", "Thumbnail JPEGInterchangeFormatLength": "4185", "EXIF ExposureTime": "1/200", "EXIF FNumber": "9", "EXIF ExposureProgram": "Manual", "EXIF ISOSpeedRatings": "200", "EXIF ExifVersion": "0230", "EXIF DateTimeOriginal": "2020:03:18 13:43:11", "EXIF DateTimeDigitized": "2020:03:18 13:43:11", "EXIF ComponentsConfiguration": "YCbCr", "EXIF ShutterSpeedValue": "477741/62500", "EXIF ApertureValue": "126797/20000", "EXIF ExposureBiasValue": "1", "EXIF MaxApertureValue": "16/5", "EXIF SubjectDistance": "944", "EXIF MeteringMode": "Pattern", "EXIF LightSource": "Unknown", "EXIF Flash": "Flash did not fire, compulsory flash mode", "EXIF FocalLength": "32", "EXIF SubSecTime": "23", "EXIF SubSecTimeOriginal": "23", "EXIF SubSecTimeDigitized": "23", "EXIF FlashPixVersion": "0100", "EXIF ExifImageWidth": "1688", "EXIF ExifImageLength": "1200", "Interoperability InteroperabilityVersion": "[48, 49, 48, 48]", "EXIF InteroperabilityOffset": "1082", "EXIF SensingMethod": "One-chip color area", "EXIF FileSource": "Digital Camera", "EXIF SceneType": "Directly Photographed", "EXIF CVAPattern": "[2, 0, 2, 0, 0, 1, 1, 2]", "EXIF CustomRendered": "Normal", "EXIF ExposureMode": "Manual Exposure", "EXIF WhiteBalance": "Manual", "EXIF DigitalZoomRatio": "1", "EXIF FocalLengthIn35mmFilm": "32", "EXIF SceneCaptureType": "Standard", "EXIF GainControl": "None", "EXIF Contrast": "Normal", "EXIF Saturation": "Normal", "EXIF Sharpness": "Normal", "EXIF SubjectDistanceRange": "0"}