Natural World Photographic Society NWPS - Links Starting with a ‘compact’ half frame film camera I progressed through film SLR to digital SLR. I have simultaneously developed my skills as a photographer and as a computer user for processing the digital images. Graham Russell Website. To foster and promote an appreciation of the reserve at all levels, for the benefit of the wildlife and the natural history of the site and for the enjoyment of members and the public. To support the wardens in their work on the reserve by raising funds, and to provide lectures, learning opportunities and social activities for the members. Friends of Warnham LNR Website.