Here is the material that was added or modified for this update:

1. Catalog Abbreviations

   MAE	=	Maerkater (in two volumes) 1975/1976, by Chr. Soendergaard. This catalog is very scarce and extremely difficult to find. It lists more than 20,000 labels and seals, starting w/ Maerkat #1 in 1930. Maerkat numbers were assigned by the label printers, Andersen Bruun/Becker/Boarding, through 1979.
   MN	=	Costa Rica Postal Catalog by Hector R. Mena et al., 3rd Ed., 2004 (revised 2005). Published by the Society for Costa Rica Collectors (SOCORICO). Lists revenue stamps as well as postage stamps.

2. List of Stamps Arranged by Country

3. Appendix II:  Labels, Seals, Advertising Stamps, Etc.

   DANISH AQUARIUM #7  

   Label advertising the Danish Aquarium and depicting a hawksbill turtle swimming to the right and downward. It is part of a series of labels advertising the Danish Aquarium and this one is number 7 in the series. It is Maerkat #5090. There is no denomination and the date of issue is unknown.

   DANISH BAR LABEL  

   A vertical label with a dark green background. Large black letters at the top identify the name of the bar (Hollmers Bar). Smaller yellow letters below that translate as "Known across the country for its homemade turtle" (presumably turtle soup). Below this is a sea turtle swimming left and slightly downward. Across the bottom of the label there is a black bar with white lettering giving the address and an old-style Danish telephone number. The date of issue is unknown.

   MARINE SOCIETY OF ISRAEL  

   A label printed in green on white paper, depicting a Dermochelys coriacea swimming to the right. A small square in the lower right corner contains the numeral "12". Hebrew characters along the bottom of the stamp apparently say "Marine Society of Israel". The date of issue and the purpose of the stamp are unknown.