For Jan Wahl biography, see item #2000. 3.5x6.5" envelope postmarked Jan. 19 addressed in ink w/handwritten return address "Maurice Sendak" on reverse. 8.25x11" sheet of unlined paper has been folded horizontally at center, forming letter format that reads like a book. Letter is three "pages" long, written in ballpoint pen. Letter contents include - "I'm Most Anxious To See What You Tacked On To 'Fieldmouse' - In Spite Of How I Feel - That Will be A Smashing Book!" Sendak goes on, opening up to Wahl "I’ve Never Been So Lost Before - It Is All Dark And Perilous - It Must - It Must - It Must Be." He goes on "Suffering Is A Fair Price For Such Living Power" and mentions "I Am However, Working On Amos Vogel’s Book" ("How Little Lori Visited Times Square," published in 1963). Signed "Yours Maurice." Envelope has tear at right side as opened, letter is folded as mailed. VF+. Important Sendak personal content to a friend and collaborator. The full letter is available to read online. From the Jan Wahl Collection. See previous items #s2000-2005 and following item #2007.