Wisden Cricketers' Almanack willing to pay for any given edition. Rarity arguably has the strongest influence on value as editions known to be very rare (e.g. those published in the periods when paper restrictions applied during both World Wars) are very much more expensive than comparable editions from the surrounding decades. Editions such as the 1916 containing the obituary and career details of W. G. Grace; 1934, detailing the 'Bodyline' series of 1932–33; 1949, the Australian 'Invincibles' tour of 1948; 1965, the first to have a yellow dust jacket: All are rare and expensive for specific reasons. Wisden Cricketers' Almanack Wisden Cricketers' Almanack
Margarine Reference Margarine Reference Reference Re Validity of Section 5(a) of the Dairy Industry Act (1949), also known as the Margarine Reference or as Canadian Federation of Agriculture v Quebec (AG), is a leading ruling of the Supreme Court of Canada, upheld on appeal to the Judicial Committee of the Privy Council, on determining if a law is within the authority of the Parliament of Canada's powers relating to criminal law. In this particular case, the Court found that a regulation made by Parliament was "ultra vires". Though the regulation contained sufficient punitive sanctions, the subject matter contained within it was not