Many persons will at first consider that we are asking too much, when we express a desire to have the same deference paid to the olfactory nerve, as to the other nerves that influence our physical pleasures and pains. By tutoring the olfactory nerve, it is capable of perceiving matter in the atmosphere of the most subtle nature: not only that which is pleasant, but also such as are unhealthful. If an unpleasant odor is a warning to seek a purer atmosphere, surely it is worth while to cultivate that power which enables us to act up to that warning for the general benefit of health. To return, however, to Rondeletia: it will be seen by the annexed formulae, that, besides the main ingredients to which it owes its peculiar character--that is, cloves and lavender--it contains musk, vanilla, &c. These substances are used in these as in nearly all other bouquets for the sole purpose of fixing the more volatile odors to the handkerchief. ESSENCE OF RONDELETIA. Spirit (brandy 60 o.p.), 1 gallon. Otto of lavender, 2 oz. " cloves, 1 oz. " roses, 3 drachms. " bergamot, 1 oz. Extract of musk, } " vanilla, } each, 1/4 pint. " ambergris, } The mixture must be made at least a month before it is fit for sale. Very excellent Rondeletia may also be made with English spirit. BOUQUET ROYAL. Extract of rose (from pomade), 1 pint. Esprit de rose, triple, 1/2 " Extract of jasmine, } from pomade, each, 1/2 " " violet, } " verbena, } each, 2-1/2 oz. " cassie, } Otto of lemons, } each, 1/4 oz. " bergamot, } Extract of musk, } each, 1 oz. " ambergris, } SUAVE. Extract of tubereuse, } " jasmine, } from pomade, each, 1 pint. " cassie, } " rose, } " vanilla, 5 oz. " musk, } each, 2 oz. " ambergris, } Otto of bergamot, 1/4 oz. " cloves, 1 drachm. SPRING FLOWERS. Extract of rose, } from pomade, each, 1 pint. " violet, } " rose, triple, 2-1/2 oz. " cassie, 2-1/2 oz. Otto of bergamot, 2 drachms. Extract of ambergris, 1 oz.