61. Letter from Wilbur A. Sawyer to Margaret Sawyer

Date:

14 September 1924

62. Letter from Wilbur A. Sawyer to Margaret Sawyer

Date:

3 September 1924

63. Letter from Wilbur A. Sawyer to Margaret Sawyer

Date:

1 April 1924

64. Letter from Wilbur A. Sawyer to Margaret Sawyer

Date:

29 March 1924

65. Hookworm Disease as Related to Industry in Australia

Date:

May 1923

66. Letter from Wilbur A. Sawyer to Margaret Sawyer

Date:

27 April 1921

67. Letter from Wilbur A. Sawyer to Margaret Sawyer

Date:

29 March 1921

68. Letter from Wilbur A. Sawyer to Margaret Sawyer

Date:

24 March 1921

69. Letter from Wilbur A. Sawyer to Margaret Sawyer

Date:

16 March 1921

70. Letter from Wilbur A. Sawyer to Margaret Sawyer

Date:

11 March 1921