LIMITED EDITION!  

Each set includes 16 flat cards and blank white envelopes. Front of card is blank. Back of card is hand-lined with part of a London Underground Map. 4-bar size (3 1/2 × 4 7/8). 110lb stock.  

Each set is made by hand in NYC and each card is completely unique.  All sets will vary slightly from the photos. Maps made by Hagstrom Map Company.