Each of the following question consists of six sentences of a passage. The first and sixth sentences are given as S1 and S6. The middle four sentences in each have been jumbled up and labelled as P, Q, R and S. Find the proper sequence of the four sentences and mar your response accordingly.

S1: Johannes Gutenberg developed the idea of printing from movable wooden blocks between the years 1450 and 1460 in the town of Mainz in Germany.   

P: Printing was perhaps invented in China as early as the seventh century. 

Q: This method was followed in the Egyptian and Babylonian civilizations.

R: The transfer of an image by impression is a very ancient art.

S: Books were in use in Western Europe before the period of Gutenberg but only as handwritten manuscripts.

S6: In India also great literary works were written by the hand on palm-leaves.