41. Letter from James P. Kennedy, Avco-Everett Research Laboratory to R. C. Bunts

Date:

7 April 1964

42. Letter from R. C. Bunts to George Muller

Date:

23 July 1964

43. Letter from R. C. Bunts to Adrian Kantrowitz

Date:

21 September 1964

44. Letter from Adrian Kantrowitz to Doris J. W. E. Escher

Date:

11 December 1964

45. Memorandum from W. J. Mowbray, Avco-Everett Research Laboratory [on "Studies Basic to Consideration of Artificial Heart Research and Development Program"]

Date:

16 August 1965

46. GE cardiac pacemaker instruction manual

Date:

[ca. 1966]

47. Letter from William Pomerance to Adrian Kantrowitz

Date:

1966

48. Electrical Stimulation of the Paraplegic Bladder

Date:

[January-February 1966]

49. Letter from W. H. Duehren to Adrian Kantrowitz

Date:

18 January 1966

50. Annual Invention Statement: An Implantable Auxiliary Ventricle

Date:

[15 April 1966]

51. Diagram of mechanical auxiliary ventricle attached to heart

Date:

[ca. 18 May 1966]

52. Auxiliary Ventricle functioning during cardiac cycle

Date:

20 May 1966

53. Memorandum from Kenneth P. Liroff to Adrian Kantrowitz [on pacemaker study]

Date:

30 June 1966

54. Letter from W. H. Duehren to Adrian Kantrowitz

Date:

July 1966

55. Problems of Materials in Mechanical Heart Systems

Date:

1967

56. Letter from Fred R. Harris to Adrian Kantrowitz

Date:

30 January 1967

57. A Report on an Implantable Electronic Cardiac Pacemaker

Date:

February 1967

58. Testimony by Adrian Kantrowitz before the U.S. Senate on the adequacy of federal institutions for biomedical development

Date:

16 March 1967

59. Invention Report: Autosynchronous Balloon Pumping System for Temporary Cardiac Assistance

Date:

18 May 1967

60. Response to queries from Charles B. Brown (Department of Health, Education, and Welfare) on patenting the auxiliary ventricle

Date:

[ca. July 1967]