Green Gold, 2022 Sketchbook 17, 2024 Sketchbook 29, 2025 Sketchbook 23, 2025 Sketchbook 36, 2025 Sketchbook 18, 2024 Sketchbook 24, 2025 Breezy 5 Dog Home Scratchboard 1 Boston Public Library Beacon Hill Boston Scratchboard 2 Evening Wind Winter, 1964 Spitalfields Goose, 1997 Heart Nation Park Yellowstone Japan Rain Serengeti Giraffe Nation Park Grand Canyon Breezy 1 Eggplant Abstract A Christmas Catastrophe Nation Park Sequoia Alice Cooper's Greatest Hits American Flamingo A Sunday on La Grande Jatte - 1884 Study of Arms Independence Of Reality The Locomotive Rabbits, 2005 Serengeti Zebra The Color Movement 28 Saltash Bridge, c. 1930 Hold On Tight Monochrome Ballerina The Secret of Temptation, 1908 House and Trees, Gloucester Conchology Buccinum Bunny 4 Oyster The Color Of Winter The Arch Fly Galaxies Olive Greenery VIII Patent--Slinky Page 1 Page 2 Page 3 Page 4 Page 5 Page 6 Page 7 Page 8 Page 9 Page 10 Page 11 Page 12 Page 13 Page 14 Page 15 Page 16 Page 17 Page 18 Page 19 Page 20 Page 21 Page 22 Page 23 Page 24 Page 25 Page 26 Page 27 Page 28 Page 29 Page 31 Page 32 Page 33 Page 34 Page 35 Page 36 Page 37 Page 38 Page 39 Page 40 Page 41 Page 42 Page 43 Page 44 Page 45 Page 46 Page 47 Page 48 Page 49 Page 50 Page 51 Page 52 Page 53 Page 54 Page 55 Page 56 Page 57 Page 58 Page 59 Page 60 Page 61 Page 62 Page 63 Page 64 Page 65 Page 66 Page 67 Page 68 Page 69 Page 70 Page 71 Page 72 Page 73 Page 74 Page 75 Page 76 Page 77 Page 78 Page 79 Page 80 Page 81 Page 82 Page 83 Page 84 Page 85 Page 86 Page 87 Page 88 Page 89 Page 90 Page 91 Page 92 Page 93 Page 94 Page 95 Page 96 Page 97 Page 98 Page 99 Page 100