July
9
,
1935
1930
1931
1932
1933
1934
1935
January
February
March
April
May
June
July
August
September
October
November
December
1936
1937
1938
1939
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
Notes re: metal porphyrins experiments. July 9, 1935. Page 42
Larger Images / More Information
. 1 p.
<
July 1935
>
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Activity Listings
LP Research Notebooks, RNB 13 RE: Notes on metal porphyrins experiments. [Filed under LP Research Notebooks: Research Notebook 13: 042-043]
July
9, 1935
