Originally a 4-part serial novelette, with all of the Mackay illustrations, ''St. Nicholas Magazine'', vol. XXV, part I, nos. 3-6 (Jan-Apr 1898). Expanded from perhaps 16,000 to 40,000 words.
HathiTrust Digital Library (hathitrust.org) provides full view of the serial version (see the serial publication records) as well as the novel.
The original has also been issued as a chapbook novelette.
1st ed. (expanded from early 1898 serial)
Library records credit only the writer.
E-copy at HathiTrust Digital Library provides full view including front and back covers
-- title page credits only the writer; 1898
-- copyright page: (c) 1897, 1898 The Century Co.; The De Verne Press, no printing date
-- List of Illustrations p.ix-x (15 including frontispiece p[ii])
-- text spans p1-238 with 14 plates included in the pagination
The illustrations are all 15 from the serial publication, signed (all capitals) about half "Wm A. Mackay"; others "W. A. Mackay", "Mackay", "W. A. [logo]" and logo alone, which appears to represent "McK".
Cover illustration signed "B·McM·", one known signature of and credit for Blanche McManus (see Cover Art record).
Interior illustrations credited as "W. A. Mackay" in the serial Contents (see Interior Art record).
Price $1.10 at John Wanamaker NYC department story per advertisement NYTimes Tue 1898-10-04, one of "last week's arrivals"
Publ month inferred from that and appearance of listings (earliest -10-01) and brief reviews in newspapers
Price $1.50 per brief review Bos. Globe -10-07
