lispdoc - results for princ 

(princ object &optional stream)
Function: Output an aesthetic but not necessarily READable printed representation of OBJECT on the specified STREAM.
Example:
(defun display (x) (princ x))
Mentioned in:
CLtL2 - 19.5. Defstruct Options
CLtL2 - 22.1.6. What the Print Function Produces
CLtL2 - 22.3.1. Output to Character Streams
CLtL2 - 27.3. Dynamic Control of the Arrangement of Output
CLtL2 - 28.2. Functions in the Programmer Interface
CLtL2 - 29.3.18. Printing Conditions
CLtL2 - A.2.5. Collectors
HyperSpec - Function WRITE, PRIN1, PRINT, PPRINT, PRINC
On Lisp - Auxiliary Methods and Combination
On Lisp - Conditional Evaluation
On Lisp - Continuation-Passing Macros
On Lisp - Macro Argument Capture
On Lisp - Macros as Programs
On Lisp - Macros from Functions
On Lisp - Need for Macros
On Lisp - Symbols and Strings
On Lisp - The with- Macro
On Lisp - When Capture Occurs
PCL - file output
PCL - the compiler
Successful Lisp - lesson 11
(princ-to-string object)
Function: Return the printed representation of OBJECT as a string with slashification off.
Example:
(defun show-warning (warn)
  (error-popup (princ-to-string warn) "Warning"
   :warning))
Mentioned in:
CLtL2 - 18.3. String Construction and Manipulation
CLtL2 - 22.3.1. Output to Character Streams
CLtL2 - 28.2. Functions in the Programmer Interface
HyperSpec - Function WRITE-TO-STRING, PRIN1-TO-STRING, PRINC-TO-STRING
PCL - the basic evaluation rule
PCL - the foo language

By Bill Moorier