1897 / 1899 Krone / Adler Overprints
The first stamps issued for use in German New Guinea were overprints of German Krone / Adler issues.
They were first issued in September 1897. As with the Krone / Adler issues, multiple color variants exists due to the various printings.
The period of use for these stamps was short-lived, as they were replaced in December 1900 by the first Yacht issues.
A single 10x10 sheet of MiNr. 5 b was printed with an inverted overprint.
The 3 Pf and 25 Pf can be found with plate flaws on the underlying stamps.

MiNr. 1 Plate Flaw I — broken scroll (right)

MiNr. 5 Plate Flaw II — break in ‘I’ (right)

MiNr. 5 Plate Flaw III — damaged ‘I’ (right)

MiNr. 5 Plate Flaw IV — dot next to lower left scroll (right)
In addition, numerous overprint flaws exist across all values.

Overprint Flaw X — short foot on ‘t’

Overprint Flaw XI — damaged leg on ‘h’

Overprint Flaw XII — short foot on ‘c’

Overprint Flaw XIII — open ‘e’ in ‘Guinea’
1897 / 1899 Krone / Adler Overprints
The first stamps issued for use in German New Guinea were overprints of German Krone / Adler issues.
They were first issued in September 1897. As with the Krone / Adler issues, multiple color variants exists due to the various printings.
The period of use for these stamps was short-lived, as they were replaced in December 1900 by the first Yacht issues.
A single 10x10 sheet of MiNr. 5 b was printed with an inverted overprint.
The 3 Pf and 25 Pf can be found with plate flaws on the underlying stamps.

MiNr. 1 Plate Flaw I — broken scroll (right)

MiNr. 5 Plate Flaw II — break in ‘I’ (right)

MiNr. 5 Plate Flaw III — damaged ‘I’ (right)

MiNr. 5 Plate Flaw IV — dot next to lower left scroll (right)
In addition, numerous overprint flaws exist across all values.

Overprint Flaw X — short foot on ‘t’

Overprint Flaw XI — damaged leg on ‘h’

Overprint Flaw XII — short foot on ‘c’

Overprint Flaw XIII — open ‘e’ in ‘Guinea’