Figure 2: Antiquarian photograph.
From: Microbial communities affecting albumen photography heritage: a methodological survey
(a) The albumen surface measures 10.1 × 13.9 cm; the size of complete photograph including the cardboard is 10.9 × 16.6 cm. Numbers 1–6 indicate the sites where FTIR measurements were taken, while sites A–C were subjected to XRF examination. (b) A 20× stereo microscope image of site 6 (c,d) SEM photographs of site 2 where the presence of fungal hyphae and possible mineral structures is evident.
