Fig. 1
From: Damage function for historic paper. Part I: Fitness for use

Newsprint from 1918 to 1919, labelled as ‘unfit for use’ due to the fragile nature of the material
From: Damage function for historic paper. Part I: Fitness for use

Newsprint from 1918 to 1919, labelled as ‘unfit for use’ due to the fragile nature of the material