|Note_en=Published also on vol. LXXXIX, n. 2464 (1886-07-10), pag. 47. Advertising for a mechanical pencil and a pen holder. Mention a [[J nib]]. | |Note_en=Published also on vol. LXXXIX, n. 2464 (1886-07-10), pag. 47. Advertising for a mechanical pencil and a pen holder. Mention a [[J nib]]. |