Nield & I go to Bromley & make a tour of bookshops. I purchase a Materia Medica & other books.
The British, Canadians, Australians & French have within last 3 days captured 40,000 prisoners & over 300 guns on the Amiens front.
*Materia medica (English: medical material/substance) is a Latin medical term for the body of collected knowledge about the therapeutic properties of any substance used for healing (i.e., medicines). (https://en.wikipedia.org/wiki/Materia_medica)