"2. 's Gravenhage, Martinus Nijhoff, 1912-1923, 2 vols in-8°, x pp + 321 pp ; viii pp + 120 pp. Sewn, orig. printed wrapper. Wrapper of the first volume with some foxing spots, spine repaired with strip of paper. Interior fine. Still an acceptable copy of the first original imprint.."
Utrecht, HES publishers, 1977, ('s Gravenhage, Martinus Nijhoff, 1912 ) . Bevat ook het later uitgegeven supplement. Bruin linnen uitgeversband.
1927 XII 13-15 Amsterdam Frederik Müller - [ ] Dr. D.F.Scheurleer - Baron van Ittersum :
Reference : 49251
2. Amsterdam, Müller, 1927, in-4°, 41 pp + 3 illustrations h.t., stapled catalogue, orig. wrapper. ( staples rusty )..