— of esparto pulp, [136]
— of linen pulp, [136]
— of paper, estimating, [134]
— of paper, natural, [136]
— of straw pulp, [136]
— of wood pulp, [136]
Aspen for mechanical wood pulp, [108]
Available chlorine in bleaching powder, [110]
Bachet and Machard’s process forwood, [69]
Baobab fibre, [53]