China 1948, full mint never hinged sheet featuring the "Ta Yeh Surcharge" overprint of 4 Chinese cents on a $1 Sun Yat-sen issue, printed by Dah Yeh Printing Co. in Shanghai. Part of the Gold Yuan Surcharges series during China's post-war hyperinflation period, this typography-printed stamp in lilac carmine bears a bold black overprint indicating the new currency value. Measuring 22 x 25 mm, line perforated 13, and printed on unwatermarked paper, this issue represents emergency fiscal adaptations amid collapsing monetary conditions. Catalogued as Scott N826, Michel CN-IM 880a, Yvert CN-IM 650, Stanley Gibbons CN-IM 1054, and China Stamp Society CN-IM 1235. This sheet is post office fresh, with sharp impressions, clean margins, and full selvedge intact. Estimate "$180 – 220"