Fig. 9From: Uncovering the Oppenheimer Siddur: using scientific analysis to reveal the production process of a medieval illuminated Hebrew manuscriptFTIR-ATR spectrum of a red area in folio 73r (black) compared with reference spectra of various binding media, egg white (blue), animal glue (red), gum Arabic (magenta), egg yolk (cyan), oil (orange) and bare parchment (green)Back to article page