Curtiss XP-42 - USA - War Thunder - Official Forum
Records of the time of climb of supersonic aircraft in the 20th century (F-15, Su-27 and others) - YouTube
Curtiss XP-42: This is a highly modified Curtiss P-36A aircraft Stock Photo - Alamy
Sukhoi P-42 (П-42, T10-15) "Record Aircraft" - Work in Progress - Aircraft - Britmodeller.com
File:P-42 at Khodynka Field (5).jpg - Wikimedia Commons
Sukhoi P-42 Streak Flanker, a special variant of the SU-27 built to break and set records, among them records held by the similar F-15A Streak Eagle whom the P-42 was specifically built
Curtiss xp 42 hi-res stock photography and images - Alamy