Watch List notes:

Decimal specimen banknotes, type one, two of each representing front and back of notes of the one dollar, Coombs/Wilson AAA 000000; two dollars, Coombs/Wilson FAA 000000; five dollars, Coombs/Randall NAA 000000; ten dollars, Coombs/Wilson SAA 000000; twenty dollars, Coombs/Wilson XAA 000000, with small oval stamp overprinted red 'SPECIMEN' in the watermarked area on both sides of notes (R.71SPA, 81SPA, 91SPA, 101SPA, 111SPA; McD S1-5). Uncirculated. (10 notes)

These notes are contained in a special book printed by the Reserve Bank in 1966 and were presented to prominent people and those directly connected with the design and printing of the decimal notes.
($22500-25000)