This section is from the book "Facts Worth Knowing", by Robert Kemp Philip. Also available from Amazon: Inquire Within for Anything You Want to Know.
Bleaching Straw Bonnets, etc - Wash them in pure water, scrubbing them with a brush. Then put them into a box in which has been set a saucer of burning sulphur. Cover them up, so that the fumes may bleach them.
They may be washed with soap and water, rinsed in clear water, and dried in the air. Then wash them over with white of egg well beaten. Remove the wire before washing. Old straw bonnets may be picked to pieces. and put together for children, the head parts being cut out.
 
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