All modules for which code is available

• _abc
• berhoel.holtrop
• berhoel.holtrop.hydro
• berhoel.holtrop.read_ship
• berhoel.holtrop.ship
• berhoel.holtrop.test.test_holtrop
• berhoel.holtrop.test.test_ship
• collections
• namedtuple_C_B_References
• namedtuple_C_WP_References