Masthead pennants can also be swallowtails (and specifically double pointed swallowtails) such as th
Masthead pennants can also be swallowtails (and specifically double pointed swallowtails) such as the Norwegian and German ones above. -- source link
Tumblr Blog : worldofflags.tumblr.com
#vexillology#pennant#masthead pennant#norway#germany