Barry Sheene, Randy Mamola and Dave Potter-signed press photographs, a pair for each rider, monochrome 16.5 by 21.5cm., 6? by 8?in., plus a similar-si

Barry Sheene, Randy Mamola and Dave Potter-signed press photographs, a pair for each rider, monochrome 16.5 by 21.5cm., 6? by 8?in., plus a similar-sized black & white promotional photo-card signed by Charlie Williams; and two similar but smaller press cards signed by Graeme Crosby and Randy Mamola (9)