I have revised the Axworthy's list
Perhaps somebody knows the builders of ferry "Kathleen" of 1925

Name (Built) [Tons] {Type} - Notes
Ajassa (1925) [2,050t] {Coaster} - Took Nuneaton in tow on ?/1/42.
>> ON148137 registered as “Usworth” at Newcastle #29 on 17.09.1925 , then at Lagos as “Ajasa” in 1926
Enugu (1920) [1,425t] {Coaster} - To MOWT/Elder Dempster Line as Empire Liddel, 1943
>> ON142873 registered Lagos #1 on 9.12.1920
Dayspring (1928) [1,102t] {Coaster} - Described as tug and buoy vessel.
>> ON142876 registered Lagos #1 on 15.10.1928
Lagos Pathfinder (1923) [914t] {Tug} - Acquired from J. Holt & Co., 194?
>> ON142875 registered as Pathfinder Lagos #1 on 7.08.1923
Lagos Atlas (1918) [507t] {Tug} - Sent to assist Lagos Vulcan on 19/1/42, but passed in the night.
>> ON142736 registered as “Spry” at London#441 in 9.12.1918 (55nrt) then at Lagos as “Logos Atlas” in 1924
Lagos Vulcan (1919) [468t] {Tug} - Took lead in Operation Postmaster, 11-21/1/42.
>> ON142781 registered as “Dandy” at London#35 in 13.02.1919 (168nrt) then at Lagos as “Logos Vulcan” in 1926
Barman (1911) [276t] {Tug}
>> ON132304 Registered #1 on 10.02.1912 Government of Southern Nigeria, Lagos ,Lagos, renamed “Balbus” in 1946
>> ON174408 registered #7 on 14.11.1946 302nrt steam
Kwara (1928) [236t] {Tug}
>> ON142878 registered Lagos #1 on 15.01.1929
Lagos Remus (1913) [203t] {Tug}
>> ON132306 Registered at Lagos #1 on 31.03.1914 ON132306
Sir Glynn (1915) [145t] {Tug}
>> ON145122 ex Garthlouis (41nrt). Register closed: 1928
Kathleen (1925) [200t] {Ferry}
>> no ON
Audrey (1925) [?] {Steam Ferry} - Armed in 1940
>> no ON
Lady Bourdillon (1944) [3,944t] {Dredger} - Built to replace Robert Hughes.
>> ON174410 registered #2 on 10.03.1947
Robert Hughes (1932) [2,879t] {Dredger} - Sunk by mine from U69 at entrance to Lagos Harbour, 4/6/41.
>> ON142882 registered #1 on 19.04.1932 1545nrt steam
The Lady Clifford (1921) [2,062t] {Dredger}
>> ON142874 registered Lagos #1 on 29.12.1921
Lady Thompson (1927) [937t] {Dredger}
>> no ON
Queen Mary (1913) [636t] {Dredger}
>> ON132310 Registered at Lagos #1 6.08.1919 ON132310
Mole (1909) [206t] {Dredge
>> ON132303 Registered #12 on 21.12.1909 Government of Southern Nigeria, Lagos