4-36-60. H. Poincaré à Giovanni Battista Guccia
[Ca. November-December 1909]11endnote: 1 The manuscript is annotated by an unknown hand: “1910”.
Mon cher ami,
C’est bien S, la figure est correcte.22endnote: 2 Poincaré responds to an editorial query concerning the labels on two figures included in his manuscript on Hertzian waves (Poincaré, 1910), which he sent to the editorial office of the Rendiconti di Palermo on 15 October, 1909 (§ 4-39-58).
À vous de tout cœur,
Poincaré
ALS 1p. Archives, Circolo Matematico di Palermo.
Time-stamp: "22.08.2023 17:30"