mid-20th century | tempera on paper
mid-20th century | tempera on mat board
mid-20th century | tempera on matboard
circa 1970 | silver
early 20th century - mid-20th century | glass
19th century - 20th century | feather, hide, quill
19th century - 20th century | sinew
1978 | german silver, brass
19th century - 20th century | rivercane, hide
