Right Side Study of a Gray Wolf Wading in Water
Natural red chalk and natural white chalk on handmade buff-colored laid paper
10 x 13 inches

Right Posterior Study of a Trumpeter Swan Drying its Wings
Natural red chalk and natural white chalk on buff-colored handmade laid paper
10 x 13 inches

Right Side Study of a Trumpeter Swan Preening its Tail Feathers
Natural black chalk and natural white chalk on handmade green wove paper
10 x 13 inches

Right Side Study of a Preening Trumpeter Swan
Natural black chalk and natural white chalk on handmade gray wove paper
10 x 13 inches

Left Posterior Study of a Preening Trumpeter Swan
Natural black chalk and natural white chalk on handmade blue wove paper
10 x 13 inches

Frontal Study of an Approaching Gray Wolf
Natural black chalk and natural white chalk on handmade warm gray wove paper
13 x 10 inches

Left Side Study of a Dall Ram Sniffing
15th Century Silverpoint with Italian White Marble Heightening on French Orange Ochre Prepared Wove Paper
10 x 13 inches

Left Side Study of a Bull Moose Looking Back
Fine Goldpoint with Italian White Marble Heightening on Natural Red Chalk and Italian Yellow Ochre Prepared Wove Paper
10 1/4 x 13 inches

Right Side Study of a Bull Moose Drinking from a Stream
Fine Goldpoint on Azurite Prepared Wove Paper
10 1/8 x 13 inches

Posterior Right Side Study of a Bull Moose Standing in Deep Water
Fine Goldpoint and Fine Silverpoint with Italian White Marble Heightening on Natural Red Chalk and Italian Yellow Ochre Prepared Wove Paper
10 x 13 inches

Right Side Head and Shoulder Study of a Dall Ram
Natural Black Chalk and Natural White Chalk on Handmade Blue Laid Paper
10 3/8 x 13 3/4 inches

Tocchi di Rosso; Head and Shoulder Study of a Snow Leopard Turning to the Left
Natural Black Chalk and Natural Red Chalk on Handmade Off-white Wove Paper
10 1/2 x 13 3/4 inches

Study of a Juvenile Dall Sheep Scratching its Neck
Natural Red Chalk and Natural White Chalk
On Handmade Wove Paper
13 3/4 x 10 5/8 inches

Frontal Study of a Coyote on Alert
Natural Red Chalk and Natural White Chalk
On Handmade Laid Paper
13 3/4 x 10 3/4 inches

Right Side Frontal Study of a Grizzly Bear
Natural Red Chalk
On Handmade Wove Paper
10 5/8 x 13 1/2 inches

Left Side Head Study of a Panting Gray Wolf
Natural Red Chalk
On Handmade Wove Paper
8 x 10 1/2 inches

Study of a Gray Wolf Looking Down
Natural Black Chalk and Natural White Chalk
On Handmade Wove Paper
10 1/4 x 13 3/4 inches

Study of a Grizzly Bear's Stride
Fine Goldpoint, Electrum Goldpoint, Fine Silverpoint
With Italian White Marble Heightening
On French Orange Ocher Prepared Wove Paper
10 1/2 x 13 1/2 inches

Frontal Study of a Navajo Woman Looking Down
Natural Red Chalk
9 x 7 inches

Right Side Study of a Snorting Bull Moose
Metalpoint with Lead White Heightening
On Bohemian Green Earth Prepared Paper
7 x 10 inches

The van Eyck Moose
Electrum Goldpoint, 15th Century Silverpoint, Fine Silverpoint
With Lead White Heightening
On Natural Red Chalk Prepared Paper
9 x 7 7/8 inches

Frontal Study of a Striding Brown Bear
Fine Goldpoint, Electrum Goldpoint, Fine Silverpoint,
with Lead White Heightening,
on Bohemian Green Earth and Indigo Prepared Paper
6 x 9 inches

Right Side Head Study, Harris' Hawk Looking Down
Fifteenth Century Silverpoint with Lead White Heightening on Natural Red Chalk Prepared Paper
7 1/2 x 10 inches

Study of a Raven's Skull, Top View
Fifteenth Century Silverpoint with Natural White Chalk Heightening on Natural Bohemian Green Earth Prepared Paper
7 1/2 x 9 inches

Study of an Infant's Right Foot
Fine Silverpoint with White Heightening on Natural Bohemian Green Earth Prepared Paper
6 1/2 x 6 3/4 inches

Portrait Study of a Five Year-Old
Navajo Girl
Silverpoint with Italian White Marble Heightening
5 3/8 x 7 inches

Brahma Bull, Left Side Study
Natural Red Chalk
7 x 10 3/8 inches