NaCl Quotes (1)
[Professor Bragg asserts that] In sodium chloride there appear to be no molecules represented by NaCl. The equality in number of sodium and chlorine atoms is arrived at by a chess-board pattern of these atoms; it is a result of geometry and not of a pairing- off of the atoms.
In Henry E. Armstrong, 'Poor Common Salt!', Nature, 1927, 120, 478.