1-72 GENERAL CORRESPONDENCE 1912
Folder 1.-20.
0-0’: transcription of a letter; Albert (?) to Ernest Solvay, September 29, 1911,
1a-1b: original letter and its transcription, Lorentz to Ernest Solvay; January 4, 1912
2a-b: two pages answer to the previous letter, E. Solvay to Lorentz, UNDATED (presumably: Jan 9, 1912)
3: postcard-letter, Lorentz to E. Solvay; January 12, 1912
4: letter; G. Hostel to E. Solvay; January 7, 1912
5: postcard-letter; Paul Heger to Solvay, January 19, 1912
6: letter; Paul Heger to E. Solvay, January 21, 1912
7: letter; Lorentz to E. Solvay, February 2, 1912
8: handwritten and transcription of the project for the Status of Council; H. Lorentz, February 2, 1912
9: letter; Paul Heger to E. Solvay, February 13, 1912
10: February, 13
11: letter; Paul Heger to other colleagues; addendum at the document #10
12: letter; E. Solvay to Lorentz; February 17, 1912
13: letter; Paul Heger to E. Solvay, February 26, 1912
14: letter; Paul Heger to E. Solvay, February 29, 1912
15 : letter; E. Solvay to Lorentz ; March, 30, 1912
15a-b : letter ; Lorentz to E. Solvay, March, 6, 1912
16 : letter ; Paul Heger to E. Solvay, March, 7, 1912
17 : letter ; Paul Heger to E. Solvay, March, 11, 1912
18 : letter ; Paul Heger to E. Solvay, March, 13, 1912
19 : letter; E. Solvay to Paul Heger, March, 26, 1912
20 : letter; E. Solvay to Paul Heger, March, 28, 1912
Folder 21.-40.
21 : letter ; Lorentz to E. Solvay, March, 25, 1912
22 : letter ; Paul Heger to E. Solvay, March, 27, 1912
23: two typewritten copies of the project for the Statutes of Council; addendum of #13, one of them has a special symbol of the machine used for making the copies with address
24: typewritten letter; E. Solvay to Lorentz; March 30, 1912
25: MISSING
26: draft of a letter with corrections; E. Solvay to Lorentz; April 19, 1912
27: typewritten version of document #26
28 : letter ; Lorentz to E. Solvay, April, 21, 1912
29 : letter ; W. Ramsay to E. Solvay, April, 25, 1912
30 : letter; E. Solvay to W. Ramsay, May, 3, 1912
31: a handwritten letter with typewritten transcription; Lorentz to E. Solvay, May 1, 1912
32 : 3 pieces, draft of a letter with corrections, handwritten letter and typewritten transcription, E. Solvay to Lorentz, May 4, 1912
33: a handwritten letter with typewritten transcription; E. Solvay to Lorentz, May 1, 1912
34 : letter, Lefebure to Lorentz, May, 13, 1912
35: letter; Lorentz to E. Solvay, May 17, 1912
36: draft of a letter with corrections and handwritten letter; E. Solvay to Lorentz, May 18, 1912
37: letter; Lorentz to E. Solvay, May 19, 1912
38: two typewritten copies of a letter written in La Hulpe (Belgium); E. Solvay to Lorentz, May 20, 1912
39: letter; Lorentz to E. Solvay, May 21, 1912
40: a handwritten letter with typewritten transcription; E. Solvay to Lorentz, May 23, 1912
Folder 41.-72.
41: letter; Paul Heger to E. Tassel, May 21, 1912
42: a handwritten letter with typewritten transcription, Lefebure to Lorentz, June 4, 1912
43 : letter ; Lorentz to E. Solvay, June, 4, 1912
44: a handwritten letter with typewritten transcription, Lefebure to Knudsen, June 12, 1912
45: Receipt of E. Solvay donation of 1000 Francs, Addendum to document #44; June 12, 1912
46: typewritten signed letter, Knudsen to Lefebure, June, 14,1912
47: draft of a letter with corrections (firstly conceived for Poincaré ?), E. Solvay to Robert Goldschmidt, July 29, 1912
48 : letter, R. Goldschmidt to E. Solvay, July, 30, 1912
49: annotation of E. Tassel regarding the Status sent to Philippe A. Guye, July 31, 1912
50: letter regarding the birth of Solvay Physics Council, Lorentz and Knudsen to E. Solvay, August 9, 1912
51: letter regarding the Russian physicist Lebedew, Lorentz and Knudsen (IIPS) to E. Solvay, August 9, 1912
52: confidential letter, Lorentz to E. Solvay, August 17, 1912
53: annotation (or draft for a postcard) regarding Lorentz, E. Solvay, August 18, 1912
54: typewritten letter regarding payment received (with Kroner-Francs conversion), Knudsen (IIPS) to Lefebure, August 22, 1912
55a-bc: draft of a letter with corrections and typewritten copy; E. Solvay to Lorentz, August 22, 1912
56: draft of a letter with corrections and final version, E. Solvay to General (Jungbluth ?), September 2, 2012
57: a letter with two different texts, namely answer of General (see #56), September 3, 1912, and handwritten answer in pencil of E. Solvay, September 4, 1912
58: confidential letter; Lorentz to E. Solvay, September 16, 1912
59: letter; E. Solvay to Lorentz, September 19, 1912
60: telegram between Lorentz and Solvay, September 19, 1912
61: letter; Lorentz to E. Solvay, September 19, 1912
62: draft of a letter; E. Solvay to Goldschmidt, September, 21, 1912
63 : letter, Goldschmidt to E. Solvay, September, 25, 1912
64: letter, E. Solvay to General (?), September 20, 1912
65: telegram’s receipt and text, E. Solvay to Lefebure, September 26, 1912
66: telegram’s receipt and text, E. Solvay, September 28, 1912
67 : letters, P. Heger to Lefebure, September, 28, 1912, and Lefebure to Solvay, September, 28, 1912
68: letter, E. Solvay to General (?), September 30, 1912
69: letter, General ( ?) to E. Solvay, October 1, 1912
70: annotation/letter, E. Tassel, October 2, 1912
71: annotation/letter, E. Tassel, September 25, 1912
72: telegram between Lorentz and E. Solvay, September 29, 1912
Folder 73.-103.