I bought a pair of the 7 speed ones for a project that never materialised, and have the matching rear mech, not sure if I have the front mech too, but if interested I'd sell them, pm me for details, they look identical to the photo on the Velobase link...
Yes, that's right, the only 7 speed brifters Shimano ever made were the first gen of RSX ones from the mid 90's, the later versions were 8 speed:
http://www.velobase.com/ViewComponent.aspx?ID=f21bcbc7-3bae-43a8-8c47-e9c350f15e8e&Enum=125
I bought a pair of the 7 speed ones for a project that never materialised, and have the matching rear mech, not sure if I have the front mech too, but if interested I'd sell them, pm me for details, they look identical to the photo on the Velobase link...