What sizes are the Elementary Charts available in?

Name	Paper Size mm	Artwork Size mm	Paper Size inches	Artwork Size inches
A2	420 × 594 mm	379.94 x 553.86 mm	16.5 × 23.4 in	14.958 x 21.806 in
A3	297 × 420 mm	256.82 x 379.94 mm	11.7 × 16.5 in	10.111 x 14.958 in
A4	210 × 297 mm	185.91 x 273.05 mm	8.3 × 11.7 in	7.319 x 10.750 in
US ANSI C	432 × 559 mm	391.94 x 518.94 mm	17 × 22 in	15.431 x 20.431 in
US Tabloid	279 × 432 mm	238.83 x 391.94 mm	11 × 17 in	9.403 x 15.431 in
US Letter	216 × 279 mm	191.91 x 255.06 mm	8.5 × 11 in	7.556 x 10.042 in