#drortegon #crow085 #yqyxogsqq #halo 1 #鈍穴流 #廃狼 #oc hornet #notrin #sassy fae #childcas
Link #ljs 176 #traité de mecanique #treatise of mechanics #18th century #18th century manuscript #french manuscript #mechanics #physics #history of science #kislak center #university of pensylvania #van pelt