Metric/Imperial
	A size	inches	mm
		7 x 5	178x127
	A5	8 1/4 x 5 7/8	210x148
		8 x 6	203x152
		10 x 8	254x203
	A4	11 3/4 x 8 1/4	297x210
		12 x 10	305x254
		14 x 11	355x279
		16 x 12	407x305
	A3	16 1/2 x 11 3/4	420x297
		20 x 16	508x406
	A2	23 1/2 x 16 1/2	592x420
		24 x 20	609x508
		30 x 20	762x508
	A1	33 1/2 x 23 1/2	840x592
		36 x 24	914x609
		40 x 30	1016x762
	A0	47 x 33	1184x840
		48 x 36	1220x914
		60 x 40	1536x1016
		72 x 48	1828x1220
		80 x 50	2032x1270
		96 x 48	2440x1220
		100 x 60	2540x1524