ring flaw 132

Ring flaws on the black and on the yellow of the marginal color guide. 
Block of four P1 Asia-Pacific Telecommunity stamps of 1989.

EFO 2c science stamp

Big ring flaw beside the thumb.
2c science stamp 1971 printing.

EFO P1 science stamp

Black dot above the I of REPUBLIC, top stamp, and ring flaw on the flask, bottom stamp.
Vertical strip of three P1 science stamps with punched hole cancels.

EFO P2 documentary C

Printing flaws on the lower left corner of top stamp and on the bottom frame line of bottom stamp.

Vertical strip of three P2 documentary stamps of the 1967-71 series.

EFO P2 documentary B

Printing flaw, lower left corner of bottom stamp of this vertical strip of three.

P2 documentary stamp of the 1967-71 series.

EFO P2 documentary A

Printing flaw, lower left corner of the left stamp of this pair.

P2 documentary stamp of the 1967-71 series.

Interesting DELETED cancel.

ring flaw 120

Ring flaw west of Palawan Island.

ring flaw 119

Two ring flaws on the flame.

EFO 1988 Toribio Tedoro E

Ring flaw on back of the head

Ring flaw on extreme back of the head

Ring flaws.

ring flaw 115

Ring flaw above the third "i" of Pilipinas.

ring flaw 107

Ring flaw on the S of PILIPINAS.

ring flaw 103

Ring flaw on the red of the flag.

ring flaw 102

Ring flaw on the red of the flag.

ring flaw 98

Ring flaw on the hair.

EFO 1986 De La Salle A

Bleeding blue of background color, right side

"White window"

White spots on blue background color at right

"White window"

EFOs of the P2.40 De la Salle University Diamond Jubilee stamp of 1986.

litho flaw 11

Litho flaw on right stamp, red spot after the s of 30s.

EFO 1992 Almeda-Lopez definitive

Flaw on the jaw.

EFO 1988 CCF Aid to Children B

Black dot below the S of PILIPINAS

Black dot below the S of PILIPINAS

Black dot below the S of PILIPINAS

Flaw on right stamp, below the boy's right ear

More EFOs...

EFO 1988 CCF Aid to Children A

Flaw on right stamp, below the boy's right ear

Black shifted upward

Ring flaw between the girl and boy

Two ring flaws on left stamp

EFOs of the 1988 Christian Children's Fund stamp of 1988.

ring flaw 91

Ring flaw on the blue background color, left side.