Est.
$150
-$225
Ancient Greek And Roman Engineering Tools And Instruments
(186 upcoming items)
Est.
$600
-$1,100
Est.
€200
-€300
Est.
€200
-€300
Est.
£12,000
-£15,000
Est.
£3,500
-£6,000
Est.
£15,000
-£20,000
Est.
£3,000
-£4,000
Est.
$150,000
-$180,000
Est.
£3,000
-£6,000
Est.
£1,500
-£2,000
Est.
£2,000
-£3,000
Est.
$8,000
-$12,000
Est.
$125
-$200
Est.
£1,000
-£1,400
Est.
$4,000
-$6,000
Est.
$800
-$1,200
Est.
$200
-$800
![Historic Spartan Basalt Cut and Polished Dark Green Porphyry Fragment Group: Mined in Greece, four irregular fragments cut and polished on one side, probably recycled material mined in ancient Roman times. 2.1 kg total, 7 - 30.5 cm (2 3/4 - 12 in.). [4] Acquired on the UK art](https://p1.liveauctioneers.com/1191/415803/231330498_1_x.jpg?height=280&quality=70&sharpen=true&version=1777474167&width=280)
Est.
£500
-£700
Est.
$19,500
-$22,500
Est.
$1,500
-$2,250
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