Vienna Oboes   69 pp
  1. Fingering chart (in German), by Hans Hadamowsky, September 1964, oversize, and abridged version with added comments by AHB December 1965.  6 pp
  2. Graphs of bore diameters of Vienna oboes measured by Edwin Hausl, February 1966; H. Sargous, April and July 1966; and J. Gebler, November 1971, of oboes owned by J. Schaeftlein, AHB, H. Hadamowsky, Swoboda, and Raab.  3 pp
  3. Physics project, "Correcting a Defective Viennese Oboe [Zuleger 1037]," by Harry Sargous under supervision of AHB, text, extended graph of bore diameters of 4 Vienna oboes, etc., May 1966.  14 pp plus 48"-long graph  (20-page xerox)
  4. Corrections, based on Sargous project, May 1966, made to AHB's Vienna oboe, Zuleger 1037, includings reamer design, July 1966, February 1970, and November 1971. 13 pp
  5. Brief note by AHB to help identify wrapped Vienna reeds by Manfred Kautzky, Edwin Hausl, Jürg Schaeftlein and Gunter Lorenz, summer 1967 and October 1971.  1 p
  6. Vienna reed-staple experiments, 10-30-71.  3 pp
  7. Measurements of Schaeftlein's oboe, Zuleger 1094: bore, hole diameters and placement, bell, November 1971.  3 pp
  8. Schaeftlein's Vienna oboe: measured cutoff frequencies for B4 and A4, 9-2-72; mean taper averages, 10-19-73.  2 pp
  9. Fitting Schaeftlein's Vienna oboe bore measurements to a Bessel horn shape, 7-29-75.  3 pp
  10. Letter, J. Schaeftlein to AHB, 10-26-77, on history of the Vienna oboe.  Many makers and players are named.  1 p
  11. Design by AHB of B-flat and C-trill keys for Vienna oboe, 3-7-78.  1 p.
  12. Chart recorder tracings, 13 pp (originals copied to std paper):

    13. a)  Schaeftlein's oboe, D5 and G4 notes, probably November 1971.  2 pp
    b)  Zuleger 1037 oboe, 10 resonance traces (with Gebler), 10-15-71.  2 pp
    c)  Resonance curves using a Vienna oboe staple with a variable cavity, 10-20-71. 1 p
    d)  Vienna oboe, Zuleger 1037, with 3 different bells, 10-15-71.  1 p
    e)  Zuleger oboe 1094, experiments with new extension bell, 11-3-71.  2 pp
    f)  Zuleger 1094, D4 and G6 notes, Schaeftlein playing, 11-10-71, analyzed 12-7-71. 1 p
    g)  Zuleger 1037, G4 note, Schaeftlein playing, then AHB playing, analyzed 12-7-71.  1 p
    h)  Zuleger 1037, D4 note, with Schaeftlein playing, 11-10-71, analyzed 12-7-71. 1 p
    i)  Vienna oboe, B5 note, 3-16-75.  2 pp