Here is her history as I have it.
Drumoak: (A.516) (1902 – 1914) (Steel)
O.N. 115562: 208g, 66n 117.8 x 21 x 11.7 feet
62 h p T.3-cyl by Alexander Hall & Sons Ltd, Aberdeen
11.01.1902: Launched by Alexander Hall & Sons Ltd, Aberdeen (Yd. No 392) for North of Scotland Steam Fishing Co Ltd, Aberdeen (William Meff manager) as “Drumoak” A.516. 02.1902: Completed. 24.02.1902: Registered at Aberdeen A.516. 11.02.1909: In collision with S.T. “Miranda” H 875 slightly damaging her port quarter, while she was fishing in the North Sea. 08.1914: Requisitioned and converted to minesweeper (Ad No 342) based at Dover. 05.10.1914: Mined and lost with all hands in the British minefield at West Hinder off Belgium.