The primary journal of French artillery Revue d'Artillerie ceased publication during WW1. I've always wondered if there were other artillery publications which
were published during WW1. There were - and one of them is on the Gallica archive - it's the "Bulletin de Renseignements de l'Artillerie". Seems to have
been published from 1916-18.
The search engine for Gallica is at best, idiosyncratic - the URL which will pull most of these documents is: