Definition of "especially"

L.N.E.R. class "Y6" 3 ft. 1 in. 0-4-0 steam tram locomotive No. 7133This locomotive, constructed at the Stratford works of the former Great Eastern Railway in 1897, was one of six which were built between 1883 and 1897 especially to work the Wisbech and Upwell Tramway.

1944 July and August, Railway Magazine, page 233, photo caption

There is now such an immense "microliterature" on hepatics that, beyond a certain point I have given up trying to integrate (and evaluate) every minor paper published—especially narrowly floristic papers.

1992, Rudolf M[athias] Schuster, The Hepaticae and Anthocerotae of North America: East of the Hundredth Meridian, volume V, New York, N.Y.: Columbia University Press, page viii

Captain Edward Carlisle […] felt a curious sensation of helplessness seize upon him as he met her steady gaze, […]; he could not tell what this prisoner might do. He cursed the fate which had assigned such a duty, cursed especially that fate which forced a gallant soldier to meet so superb a woman as this under handicap so hard.

1910, Emerson Hough, chapter I, in The Purchase Price: Or The Cause of Compromise, Indianapolis, Ind.: The Bobbs-Merrill Company

There is now such an immense "microliterature" on hepatics that, beyond a certain point I have given up trying to integrate (and evaluate) every minor paper published—especially narrowly floristic papers.

1992, Rudolf M[athias] Schuster, The Hepaticae and Anthocerotae of North America: East of the Hundredth Meridian, volume V, New York, N.Y.: Columbia University Press, page viii