Thanks to its sonar, the narwhal can remain active even at midnight, unhindered by the darkness.

In trumpets for assisting the hearing, all reverbation of the trumpet must be avoided. It must be made thick, of the least elastic materials, and covered with cloth externally. For all reverbation lasts for a short time, and produces new sounds which mix with those which are coming in.

He is a fine cheſtnut, riſing 6 years old, 16 & half hands high, got by the famous Phœnomenon, whoſe Grandſire was the noted Eclipſe, Dam Recovery by Hyder Ally, Grandam Perdita by Herod, great Grandam by Sampſon, & out of the Laſs of the Mill.

nonrealtime applications of digital machines