156 reputation
2
bio website github.com/spraff
location London, United Kingdom
age 95
visits member for 1 year, 8 months
seen Dec 29 '14 at 21:28


Dec
29
asked Is there a risk of localised die-off when plants bud too early?
Dec
19
asked Can the eye distinguish between pure and composite colours and how do we measure this?
May
16
awarded  Student
May
5
awarded  Autobiographer