Thank you.
About the lotus, it's quite easy:
google "coys lotus etna", you should find a pdf file with that lot of cars. Read the descriptions and you'll find all the pictured cars!
http://www.elcc.org/archive_newsletter/1998/LotusLines_1998_July.pdf1989 Lotus Structure, Isolation & Dynamics (SID) Esprit (from the Lotus Cars Museum Collection, ex-Lotus R&D)
1982 Lotus Esprit Active Suspension (from the Lotus Cars Museum Collection, ex-Nigel Mansell, Lotus R&D)
1993 Lotus Elan M100 Coupe concept car (from the Lotus Cars Museum Collection)
1984 Lotus Etna (from the Lotus Cars Museum Collection)
1986 Lotus Elan Italdesign concept car (from the Lotus Cars Museum Collection)
1991 Lotus Elan M200 Speedster concept car (from the Lotus Cars Museum Collection)
1986 Lotus Elan F100 concept car (from the Lotus Cars Museum Collection)
1986 Lotus Elan M100 concept car (from the Lotus Cars Museum Collection)
1986 Lotus Esprit replacement concept car (from the Lotus Cars Museum Collection)
1984 Lotus X100 GTC concept car (from the Lotus Cars Museum Collection)
1972 Lotus Esprit concept car (from the Lotus Cars Museum Collection)
In the PDF file there are also some short descriptions.