Dhameystir weedha soo socota: Tusaalooyinka laba-cabbir ee hore waxaa ka mid ah khariidadda socodka ee Napoleon March ee Moscow oo uu soo saaray Charles Joseph Minard 1869; "coxcombs" oo ay adeegsatay Florence Nightingale 1857 iyada oo qayb ka ah olole lagu hagaajinayo xaaladaha fayadhowrka ee ciidanka Ingiriiska; iyo khariidadda dhibcaha ee uu adeegsaday John Snow 1855 si uu u muujiyo socodka
Cudurka shuban biyoodka ee ka dillaacay Broad Street.