Owner / Rights Management: Postamuzeum CC BY-NC-SA
Description
Edison titkárának (Griffin) írásával írt levél Puskásnak, melyben a következőket írja. Mágnes nélküli telefon feltalálása, az elektromos világítás elterjesztése. A széntelefon sikere. Újabb fonográf megküldése, anyagi kérdéssel. Angol nyelvű
Weboldalunk működtetése során a felhasználói élmény növeléséhez illetve a jobb kiszolgálás érdekében oldalunk “cookie”-kat használ. RészletekÉrtem
Privacy & Cookies Policy
Privacy Overview
This website uses cookies to improve your experience while you navigate through the website. Out of these cookies, the cookies that are categorized as necessary are stored on your browser as they are as essential for the working of basic functionalities of the website. We also use third-party cookies that help us analyze and understand how you use this website. These cookies will be stored in your browser only with your consent. You also have the option to opt-out of these cookies. But opting out of some of these cookies may have an effect on your browsing experience.
Necessary cookies are absolutely essential for the website to function properly. This category only includes cookies that ensures basic functionalities and security features of the website. These cookies do not store any personal information.
