Fig. 4From: A non-invasive screening study of varnishes applied to three paintings by Edvard Munch using portable diffuse reflectance infrared Fourier transform spectroscopy (DRIFTS)Portable DRIFT spectra for readings from green and red varnished paint passages (Gr.02 and R.01) and Laropal K 80 grade 9 varnish reference (MirrIR.05), Flower Meadow Field (Woll 148)Back to article page