1. Gnome 7 Omega
2. Pressure operated inlet valve in centre of piston crown and single exhaust valve on cylinder head operated by pushrod.
3. I can only specify the year as 1908. Can find no record of day and month.
4. 50 hp.
5. 7.98 Litres (488.5 cu.ins.)
6. Brothers Louis and Laurent Seguin.
7. Clerget, Le Rhone, Gnome, Daimler, Bentley, Siemens, Oberursel.
Rob