Looking for Margaret Wemyss

margaret wemyss born wooloomoolooo,Sydney nsw aust about 1854.married peter williams a sea captain. daughter mary elizabeth lilian williams married charles bowers at balmain 30 apl 1897. children from this marriage were sydney collins bowers,frederick bowwers,mona irene bowers,vivian wemyss bowers and dagmar williams bowers. i believe that peter williams was from denmark.