It is a 1974 Bell start helmet used by Ayrton Senna during the 1975 kart season with dark green visor.
It has been hand signed on the crown by Ayrton Senna, there is also a label inside left chin with the inscription " A DA SILVA"
The helmet bares the Brazilian FIA logo ( Automovel Club Do Brasil)
It has also been signed by Sid Mosca at the back .
The 1975 season brought important go-kart titles to Ayrton Senna: he won two editions of the Canovas Tournament, the Go-Kart 50 Miles, a Summer Tournament and the Itacolomy National Tournament, the Brazilian Runner-Up – Youth Category, the São Paulo Champion – 100cc Category
This is the Boeri Sport helmet used by Hans Joachim Stuck during the 1974 season. It shows extensive sign of use as it was one of 2 helmets he used during the entire season. It was also his first F1 helmet. Signed on the right side.
It is a very rare piece
1976 James Hunt spare helmet
Spare helmet made for James Hunt for the 1976 season while driving the McLaren M23. Used once for testing in 1976. The helmet has been in James Hunt family's collection afterward. It has been used to create a copy for the movie "Rush" in 2013 signed by Chris Hemsworth during the making of the movie.
1979 Patrick Tambay race used Helmet
Very rare piece from Patrick Tambay. This race helmet has been used in the 1979 season while driving the McLaren M28. It has been hand signed by Tambay.
1980 - 1981 Christian Danner race used helmet
This is the helmet used by Christian Danner during the M1 Series in 1980 - 1981.