Marbles: SWIRL, Joseph Coat. 11/16". Mint (9.7).

SWIRL, Joseph Coat. These are occasionally identified as cased onionskins or "clamskins", but the construction is similar to a Joseph Coat Swirl. Clear base. White subsurface layer. On top of the what

SWIRL, Joseph Coat. Transparent clear base. Subsurface layer is bands of various bright colors. Some clear spaces in the subsurface layer. Some colored bands form a core as well. One melt spot. German

SWIRL, Joseph Coat. Clear base. Subsurface layer is packed bands of numerous different bright colors. No clear spaces. One tiny pit. Germany, circa 1860-1920.11/16". Mint(-) (9.0).

Lot 56. SWIRL, Joseph Coat. Subsurface layer predominately light green with some other colors. Germany, circa 1860-1920. 3/4". Mint (9.7).

Lot 85. END OF DAY, Joseph Coat. Excellent example. Germany, circa 1860-1920. 11/16". Mint (9.7). Estimate: $50-$100

SWIRL, Joseph Coat. Subsurface layer is packed strands. Mostly blues, with some yellow, red and green. One tiny scratch visible under 10x loupe. One very tiny rub spot. Germany, circa 1860-1920. 25/32

SWIRL, Joseph Coat. Subsurface layer packed with stretched bands of various bright colors. Great example. Germany, circa 1860-1920. 23/32". Mint (9.8).

SWIRL, Joseph Coat. Beauty. Clear base. Subsurface layer is packed strands of various colors. Some aventurine in the green. Outstanding example of this type. Germany, circa 1860-1920.21/32". Mint (9.9

SWIRL, Joseph Coat. Gorgeous Joseph Coat Swirl. Subsurface layer is packed bands of forest green, orange, red, white, black. One tiny melt spot. Great coloring. Germany, circa 1860-1920. 21/32". Mint(

SWIRL, Joseph Coat. Clear base. Subsurface is packed bands of blue, white, light green and red. Melt chip on the surface. Germany, circa 1860-1920.29/32". Mint(-) (9.0).

SWIRL, Joseph Coat. Clear base. Subsurface layer is stretched bands of red, white and yellow, with plenty of clear spaces between. Two manufacturing melt spots and a tiny annealing fracture. Germany,

SWIRL, Joseph Coat. Beautiful Coreless Swirl in Joseph Coat pattern. Clear base. Outer layer is wide bands of various bright colors. Clear space between each band. Two tiny moons. Germany, circa 1860-

Lot 121. SWIRL, Joseph Coat. Subsurface layer predominately red with some other colors. One melt spot. Germany, circa 1860-1920. 13/16". Mint(-) (9.0).

Lot 70. SWIRL, Joseph Coat. Subsurface layer predominately red with some other colors. One tiny melt spot. Germany, circa 1860-1920. 25/32". Mint(-) (9.1).

Lot 49. SWIRL, Joseph Coat. Subsurface layer predominately orange with some other colors, and aventurine green. Three small melt spots on the surface. Germany, circa 1860-1920. 3/4". Mint(-) (9.1).

SWIRL, Joseph Coat. Clear base. Subsurface bands of bright blue, white, red and green. Lots of clear spaces. Two small chips and some melt spots on one side. Tiny annealing fracture on the other. Germ

END OF DAY, Joseph Coat. Somewhat different style of Joseph Coat. But, still, core consists of packed stretched bands of color. Mostly white, but also, blue, green, yellow, pink. Had the colors been s

SWIRL, Joseph Coat. Beautiful Joseph Coat Swirl. Couple of tiny hits. Germany, circa 1860-1920. 1". Near Mint(+) (8.9).

Lot 70. SWIRL, Joseph Coat. Bright colors. Germany, circa 1860-1920. 21/32". Mint (9.9). Estimate $35-$70

Lot 72. SWIRL, Joseph Coat. Bright colors. Germany, circa 1860-1920. 21/32". Mint (9.9). Estimate $35-$70

Lot includes: multi-color latticino, solid, divided and ribbon core swirls. Lot also includes multi-color Joseph's coat, onionskins, micas and one Indian swirl. 31 marbles are good to near mint. (9.0

Lot 73. SWIRL, Ribbon Core. Double Ribbon Core Swirl. Outer cage layer. Very nice. Germany, circa 1860-1920. 11/16". Mint (9.7). Estimate $40-$80

Lot 82. SWIRL, Ribbon Core. Fat Ribbon Core swirl. Single ribbon. Germany, circa 1860-1920. 11/16". Mint (9.7). Estimate $30-$60

SWIRL, Coreless. Proper Coreless Swirl (not something from near end of cane). Clear base. No core. Outer layer is four bands that are red and blue. Two tiny manufacturing touch rough spots, one tiny s