1. (text in Russian handwriting) ..10..1924../(text in Russian handwriting)/ Pjotr Kapitza
2. 5.IV - 22 IV 1922 A.... (??)
3. R. A. Millikan 6/6/1923 - 4
4. G. Hertz 7.6.1924
5. Leonn.. B. L... 21.6.1924
6. Ada Vogel 7-12 Aug(?) 24
7. Einstein 7-23 X 1924 ${\displaystyle {\sqrt {K}}}$
8. Y Faicek? 11-23 X 24 (Russian handwriting)
9. A. Frumkin 11-12.11.1924 (Russian handwriting=Alexander Naumovich Frumkin (1895–1976))
10. E. Bauer 14-11.24
11. (??) 1 XII 24(?)
12. G. Hertz 21.1.25

Middle column:

1. A. Einstein ..-13 X 25 (?)(mathematical formula)
2. R. For..
3. D. Coster
4. J. Franck
5. P. Kapitza
6. W. Heisenberg
7. A ..? (call it XX1)
8. J. Tinbergen
9. N. Bohr 13-15 IX 25
10. Margrethe Bohr
11. J. Franck
12. A..??(Russian)
13. A. Joffé
14. Y ..? (Russian)
15. P. ..? (Russian)

Right column:

1. N. Bohr
2. Einstein
3. (?)
4. D. Coster
5. (?)
6. (?)
7. (?)
8. (XX1 again)
9. D. Coster
10. A. Einstein
11. (?)
12. L. ..(?)
13. R. (A. Millikan again?)
14. (?)