Here is an extract from my NE shipbuilding d/base, all BHC craft. There may of course have been others built outside the NE.
Name, type, year, grt, engines (x = dumb), builder (Blyth = Blyth DD), yard number

B.H.C. HIGH FERRY No.1 Ferry 1903 60 X BLYTH 116
B.H.C. ROCKBREAKER No.1 1906 185 SR BLYTH 134
B.H.C. ROCKBREAKER No.2 1907 184 SR BLYTH 138
B.H.C.No.9 Hopper 1909 290 X BLYTH 147
B.H.C.No.10 Hopper 1909 290 X BLYTH 148
B.H.C.No.11 Grab Dgr 1909 290 X BLYTH 149
B.H.C. BARGE No.2 Barge 1934 61 SR BLYTH 249
B.H.C. MOTOR FERRY No.4 Ferry 1938 27 M BLYTH 257
B.H.C. MOTOR FERRY No.5 Ferry 1949 M BLYTH 351
B.H.C. MOTOR FERRY No.6 Ferry 1962 M BLYTH 382
B.H.C. BARGE No.1 Barge 1926 SR COWPEN 236
B.H.C. GRAB No.1 Barge 1926 SR COWPEN 237
B.H.C. GRAB No.4 Barge 1928 61 COWPEN 244
B.H.C.No.13 Hopper 1913 140 X WARREN, NEW HOLLAND 110
B.H.C.No.14 Hopper 1914 140 X WARREN, NEW HOLLAND 111
B.H.C.No.12 Hopper 1914 274 X WARREN, NEW HOLLAND 112

Excellent list. Thanks George

Now we just need photos of all of them from Paul or Graham!

Hi Dave/George,

As discussed on TugTalk, not sure which BHC this one is. Thanks Graeme

Is it ROCKBREAKER No 1 or No 2?

Better late than never... ROCKBREAKER No2