1923: extensive specialist stock of more than 300 overprint value ex 301-312, as well three times 303, 311 in the 15-digit -souvenir sheet, the three times 307 not calculated, not be searched, treasure trove, Michel 1.500.-

1923: interesting specialists item from approximate 230 values ex overprint set 301-312, except for five times no. 303 only middle values (twice no. 307 not calculated), treasure trove for printing and overprint variants, Michel more then 1.500.-