Marbles: CHRISTENSEN AGATE COMPANY, Swirl. 11/16". Mint (9.9).

CHRISTENSEN AGATE COMPANY, Swirl. Mustard yellow swirls in black. Nice swirling. Yellow is light. Cambridge OH, circa 1925-1930. 11/16". Mint (9.8).

Marbles: CHRISTENSEN AGATE COMPANY, Swirl. Opaque yellow base with red and brown swirls. Cambridge OH, circa 1925-1930. 21/32". Mint (9.9).

CHRISTENSEN AGATE COMPANY, Swirl. Red and very dark brown swirl in light green. Cambridge OH, circa 1927-1930. 21/32". Mint (9.9).

CHRISTENSEN AGATE COMPANY, Swirl. Green swirls in yellow base. Beautiful. Cambridge OH, circa 1925-2930. 19/32". Mint (9.9).

CHRISTENSEN AGATE COMPANY, Swirl. Red swirls in green base. Nice. Cambridge OH, circa 1925-1930. 21/32". Mint (9.9).

CHRISTENSEN AGATE COMPANY, Swirl. Salmon swirls with brown swirls in light blue. Black edging of the swirls. Cambridge OH, circa 1925-1930. 5/8". Mint (9.9).

CHRISTENSEN AGATE COMPANY, Swirl. Opaque light green base with dark red swirls with dark brown edging. Cambridge OH, circa 1925-1930. 21/32". Mint (9.9).

CHRISTENSEN AGATE COMPANY, Swirl. Yellow swirls in light blue. Cambridge OH, circa 1925-1930.21/32". Mint (9.9).

CHRISTENSEN AGATE COMPANY, Swirl. Red and brown swirls on light blue. Cambridge OH, circa 1925-1930.21/32". Mint (9.9).

CHRISTENSEN AGATE COMPANY, Swirl. Mustard yellow swirls in powder blue base. Cambridge OH, circa 1925-1930.21/32". Mint (9.9).

CHRISTENSEN AGATE COMPANY, Swirl. Lovely orange and black swirl. Cambridge OH, circa 1925-1930. 13/16". Mint (9.9).

CHRISTENSEN AGATE COMPANY, Flame Swirl. Yellow swirls in light blue. Some flame tips. Very nice. Cambridge OH, circa 1927-1930. 19/32". Mint (9.9).

Lot 115. CHRISTENSEN AGATE COMPANY, Swirl. Orange and light green swirl. In nice shape. Cambridge OH, circa 1927-1930. 11/16". Mint (9.6). Estimate $25-$50

CHRISTENSEN AGATE COMPANY, Bloodie. Hard to find Bloodie Swirl. Opaque white. Swirl is transparent dark red with transparent wispy brown on top of it. Super example of this type. Cambridge OH, circa 1

CHRISTENSEN AGATE COMPANY, American Agate. Handgathered swirl pattern of electric red and semi-opaque white with clear. Manufacturing touch spot and a couple tiny scratches. Cambridge OH, circa 1925-1

AKRO AGATE COMPANY, Egg Yolk Oxblood. Nice example. Milky white base. Opaque yellow swirls and rich oxblood swirls. Clarksburg WV, circa 1925-1935. Provenance: Purchased from Les Jones at Buckeye Marb

CHRISTENSEN AGATE COMPANY, Swirl. Gorgeous three-color Swirl. Cambridge OH, circa 1927-1929. 3/4". Mint (9.9).

Lot 107. CHRISTENSEN AGATE COMPANY, Flame Swirl. Superb Flame Swirl. Dark brown, tan and yellow flames in white. Cambridge OH, circa 1927-1929. 5/8". Mint (9.9). Estimate: $125-$250

CHRISTENSEN AGATE COMPANY, Guinea. Super example. Cobalt blue base. Covered with splotches and stretched lines of bright color. Two-seam pattern. A couple tiny pinpricks. Cambridge OH, circa 1925-1930

CHRISTENSEN AGATE COMPANY, Guinea. Transparent blue base covered with electric color flecks. Two seam. Small cold dimple. Cambridge OH, circa 1925-1930. 11/16". Mint (9.7).

CHRISTENSEN AGATE COMPANY, Swirl. Beautiful swirl of light blue, red and yellow. One tiny sparkle. Cambridge OH, circa 1925-1930.5/8". Mint(-) (9.2).

CHRISTENSEN AGATE COMPANY, Swirl. Stunning marble. Pale salmon and pale black swirls in white. Nice addition to any Christensen Agate collection. Cambridge OH, circa 1925-1930. 21/32". Mint (9.9).

CHRISTENSEN AGATE COMPANY, Swirl. Opaque mustard yellow swirls in transparent maglite amethyst base. Cambridge OH, circa 1925-1930. 21/32". Mint (9.9).

CHRISTENSEN AGATE COMPANY, Swirl. White swirls in black. Cambridge OH, circa 1925-1930. Provenance: ex-collection Catherine Kortvely 21/32". Mint (9.6).