Philippine Republic Errors & Varieties

1946-1950	1951-1955	1956-1960	1961-1965	1966-1970	1971-1975
1976-1980	1981-1985	1986-1990	1991-1995	1996-2000	2001-2005

May 1, 1948
1947 Rizal Monument Definitive Issue Overprinted 'O.B.'
4-Centavos Blackish-Brown

Base Stamp Engraved by the American Bank Note Company, USA
Overprinted by the Philippine Bureau of Printing
Printed in Sheets of 400, Separated into Four Post Office Panes of 100 Subjects (10 x 10)
Plate Numbers: 1-20313 and 2-20313
Printed on Unwatermarked Paper
Perforation: 12
Quantity: 14,998,500
1^st Printing - 4,998,500. 2^nd Printing - 5,000,000. 3^rd Printing - 5,000,000

Misplaced Overprint - Shifted Right 3½mm and Slanted
From 5mm Below Normal to ½mm Above Normal

O50a

Left Stamp in Strip

Right Stamp in Strip

Overprint Shifted Right (Varying Degrees)
Causing 'B' of 'O.B.' to Touch or be Cut on Right Margin

(From the Collection of Dr Ngo)

O50b

Overprint Shifted Right xxxmm
Causing Overprint to Read 'B.O.' Instead of 'O.B.

O50c
(From the Collection of Dr Ngo)

Overprint Shifted Left xxxmm

O50d
(From the Collection of Dr Ngo)

Inverted Overprint, Positioned on Top Right of Stamp
'O' of 'O.B.' Appearing in the Centre

O50e

Inverted Overprint, Positioned on Top Right of Stamp
'B' of 'O.B.' Appearing in the Centre

(From the Collection of Dr Ngo)

O50f

Overprint Doubled
Second Overprint 2mm Below Normal

O50g

Overprint Doubled
Second Overprint 7mm Below Normal

O50h

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