gilt brass
12th Century
Recipe Details
Preparation Steps
The reconstruction of the fountain (Inventory No. B 1.07) uses a gilt brass see-saw and an ornate bowl. This mechanism allows the water to alternate between a single jet and five jets by means of a precisely calculated weight-shift regulated by a float (p. 53).
Original Recipe Text
The reconstruction of the fountain (Inventory No. B 1.07) uses a gilt brass see-saw and an ornate bowl. This mechanism allows the water to alternate between a single jet and five jets by means of a precisely calculated weight-shift regulated by a float (p. 53).
Evidence
"Ornate bowl and lid, also see-saw of gilt brass."
Remarks
This model represents one of the devices originally described by the Banu Musa in the 9th century, which was subsequently modified and improved by al-Jazari around 1200 AD (600 AH). The interval for the changing jet appearance was originally half an hour (p. 53).
Scientific Analysis
Chemical CompositionAu
Certainty Level
Inferred
Instrumentally Verified
Not Verified
Metadata
Material Type
pigment
ColorGold
Approx. Year1150
Source Information
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