""A Key To Knowledge Or Things In Common Use: Simply And Shortly Explained, By A Mother"" is a book written by Maria Elizabeth Budden in 1824. The book is a guide to common objects and concepts that were relevant to daily life in the 19th century. Budden, who was a mother herself, wrote the book with the intention of educating her own children and other young people. The book covers a wide range of topics, including household items, clothing, food,...