11. Of course, those were not manual workers and didn't come to work in coffee plantations. 12. The rest of the population was made up of clerical workers and skilled manual workers . 13. Paul Gratzik's work reflects his own experiences as a manual worker under East German socialism. 14. Others migrated to cities where labor shortages had led to higher wages for manual workers . 15. Some progress was also made increasing the pay of NHS manual workers through incentive schemes. 16. The remainder comprised clerical and skilled manual workers . 17. Russian qualifications in many professions are not automatically accepted, and only manual workers find employment easily. 18. The manual worker , according to him, works with his or her hands and produces goods or services. 19. This was higher wage than the average for a male manual worker , which was ? 8s 6d. 20. They all live at the coolie lines, the colonial master's description for labourers and manual workers 'living quarters.