I thought this might be of some interest: Leica ads from 1936:

http://farm1.static.flickr.com/141/369866820_fe04fef26f.jpg (http://www.flickr.com/photos/tim_d/369866820/)

http://farm1.static.flickr.com/125/369866741_fc5ccaa764.jpg (http://www.flickr.com/photos/tim_d/369866741/)

£39 10s 0d is worth £1,787.87 / $3396.95 today!