What was added to the Amsterdam version ?
By , the following twenty - one lines were operative : Amsterdam – Berlin , Amsterdam – Bremen – Hamburg , Amsterdam – Christiansand – Oslo , Amsterdam – Copenhagen – Malmo , Amsterdam – Copenhagen – Norrkoping – Stockholm , Amsterdam – Copenhagen – Stockholm , Amsterdam – Eindhoven , Amsterdam – Groningen – Leeuwarden – Amsterdam , Amsterdam – Leipzig – Budapest – Athens – Alexandria – Lydda – Baghdad – Basra – Jask – Karachi – Johdpur – Allahabad – Calcutta – Rangoon – Bangkok – Penang – Medan – Singapore – Palembang – Batavia – Bandoeng that connected with KNILM services , Amsterdam – Manchester – Liverpool , Amsterdam – Twente , Amsterdam – Texel , Amsterdam – London , Amsterdam – Paris , Amsterdam – Rotterdam – Basle – Zurich , Amsterdam – Rotterdam – Cologne , Amsterdam – Rotterdam – Frankfort – Milan – Rome , Amsterdam – Rotterdam – Haamstede – Flushing – Knocke / Zoute , Amsterdam – Rotterdam – London , Amsterdam – Rotterdam – Prague – Vienna – Budapest , and Paris – Copenhagen – Stockholm .