1885 London directory:
https://www.ancestry.com/interactive...561_0561-00125
Colebrooke terrace, Islington (N) opposite 31 Colebrooke Row
11 Thompson Misses
12 Rowe Bernard Meredith, surgeon
13 Gurney Henry
1890 London directory:
https://www.ancestry.com/interactive...500_2500-00132
10 Scott John, tooth brush maker
12 Rowe Bernard Meredith, surgeon
Then in the 1895 directory, Miss Thompson is at 48 Duncan Terrace and John Scott, tooth brush maker, is at 49 Duncan Terrace:
https://www.ancestry.com/interactive...499_1515-00176
So 13 Colebrook Terrace was probably renumbered as 46 Duncan Terrace.