Fig. 4From: Characterization of seventeenth century papers from Valvasor's collection of the Zagreb ArchdioceseImages of fibres detected by digital microscope on the surface of the VC papers a paper 2ND, thick light brown fibre (W = 355 µm; W = 410 µm) and b paper 7ND, white fibres (W = 9 µm; W = 18 µm)Back to article page