Integrative Levels Classification project ILC2 schedules developing schedules how it works people references
ILC class stlh

ILC developing version
Expanded class stlh

   ▲  broader class

▽ ⌕         stlh                 ships
 
Connected classes:
 
 tywd                Age of Discovery; Age of Exploration ~1400-1800 CE  ↞ stlh 

specificity 
current: 99 

   
Move to another main class:
a b c d e f g h i j k l m n o p q r s t u v w x y

or

or insert a term and do a new