Sem categoriaHappy birthday Electrical e-Library Pedro Ney Stroski / 15 de July de 2019 Today, July 15, Electrical e-Library makes 2 years. Has been published 504 posts in both languages (Portuguese and English). Thank you to all readers and to all subscribers to e-mail list. Happy Birthday Electrical e-LIbrary! Liked it? Take a second to support Electrical e-Library on Patreon!