No not really it on depends on what type of letter!!
Henry. Craik has written: 'English prose: selections, with critical introductions by various writers and general introductions to each period' 'The Life Of Jonathan Swift V2' 'Pastoral letters'
Introductions to books can be called introductions, or prefaces, or forwards.
Very Short Introductions was created in 2000.
Old Friends - 2009 Introductions 1-7 was released on:USA: 2009Old Friends - 2009 Introductions - 1.7 was released on:USA: 2009
The Writing Center at UNC has a variety of examples of introductions for papers and other written papers available. How to do Introductions can help one who struggles with how to properly introduce one person to another.
The cast of Introductions perverses - 1977 includes: Monique Garnier Liliane Lemieuvre
Perhaps you mean "introductions"...
you can not
Plants that store water for a long time are the plant introductions that have been facilitated by Southern Arabia.
The Wingmen - 2008 Introductions 1-1 was released on: USA: 19 February 2008
Introductions is the plural of introduction
a main is a motion whose introductions bring business before the assembly.