sylvester-1886-04-14-2sylvester-1886-04-14-3sylvester-1886-04-14-4Sender: Sylvester, James Joseph Site: London Date: 1886-04-14
Recipient/Object: Poincaré, Henri Site: Paris
Source: Private collection 75017 Incipit: L'oeuvre de

Sender: Lockyer, Norman Site: London Date: 1892-01-26
Recipient/Object: Poincaré, Henri Site: Paris
Source: Private collection 75017 Incipit: I have had a translation made of your admirable article

lockyer2bSender: Lockyer, Norman Site: London Date: 1892-02-12
Recipient/Object: Poincaré, Henri Site: Paris
Source: Private collection 75017 Incipit: I have not had an opportunity of inquiring lately after Sylvester's health

sylvester-1897-01-13a-2sylvester-1897-01-13a-3sylvester-1897-01-13a-4sylvester-1897-01-13a-5sylvester-1897-01-13a-6sylvester-1897-01-13a-7sylvester-1897-01-13a-8sylvester-1897-01-13a-9sylvester-1897-01-13a-10sylvester-1897-01-13a-11sylvester-1897-01-13a-12sylvester-1897-01-13a-13sylvester-1897-01-13a-14sylvester-1897-01-13a-15sylvester-1897-01-13a-16sylvester-1897-01-13a-17sylvester-1897-01-13a-18sylvester-1897-01-13a-19sylvester-1897-01-13a-20Sender: Sylvester, James Joseph Site: London Date: 1897-01-13
Recipient/Object: Poincaré, Henri Site: Paris
Source: Private collection 75017 Incipit: Je crois être sur le point de trouver la preuve du Théorème

sylvester-1897-01-13b-2sylvester-1897-01-13b-3sylvester-1897-01-13b-4Sender: Sylvester, James Joseph Site: London Date: 1897-01-13
Recipient/Object: Poincaré, Henri Site: Paris
Source: Private collection 75017 Incipit: En parlant de la valeur

tucker2bSender: Tucker, Robert Site: London Date: 1897-08-23
Recipient/Object: Poincaré, Henri Site: Paris
Source: Private collection 75017 Incipit: I shall be glad at any time in the Evening session

Sender: Michelson, Albert A. Site: London Date: 1899-06-29
Recipient/Object: Poincaré, Henri Site: Paris
Source: Private collection 75017 Incipit: This is just to call your attention to a reply to your letter which I published in ``Nature''--by Mr. Love

tucker1bSender: Tucker, Robert Site: London Date: 1900-06-21
Recipient/Object: Poincaré, Henri Site: Paris
Source: Private collection 75017 Incipit: I am much obliged for your note to hand just now

Sender: Foster, Michael Site: London Date: 1900-12-05
Recipient/Object: Poincaré, Henri Site: Paris
Source: Archives nationales françaises Incipit: I do not think the difference between us is serious

Sender: Poincaré, Henri Site: London Date: 1903-00-00
Recipient/Object: Lockyer, Norman Site: London
Source: University of Exeter Old Library Incipit: J'accepte très volontiers votre aimable invitation

Sender: Poincaré, Henri Site: London Date: 1903-00-00
Recipient/Object: Lockyer, Norman Site: London
Source: University of Exeter Old Library Incipit: On me renvoie votre lettre de Paris