We are in the process of updating our website, so a few features may not work properly yet. If you run into problems or have any questions, please email friends@millsarchive.org; we will get back to you during business hours.
Used in the sizing of paper. It is added to ANIMAL SIZE or GELATINE to stabilise the consistency, to act as a preservative by arresting the formation of destructive bacteria and to help render the GELATINE impervious to ink.