61.   Horner is hardly the only source who has made allegations about records disappearing from customs computers or adjustments in customs procedures that could make life easier for drug smugglers.

62.   How will cultures that depend on botanicals as their only source of medicine be affected?

63.   Human embryonic stem cells may not be the only source of tissue needed to repair damaged organs.

64.   In his debriefings, Pitts had said that the Russians had treated him so casually that he had wondered whether he was not their only bureau source.

65.   In many countries, the distribution organizations are the only sources of such information.

66.   In pyramids, the only source of income for participants are fees paid by others who join the group.

67.   Is the government the only source of funding?

68.   Is selling your house your only source for emergency cash?

69.   It is also possible that the Daschle letter was not the only source of the contamination.