Condensed Statements of Operations (Unaudited) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Condensed Statements of Operations [Abstract]
Net lease revenue from Leasing Agent	$ 236,864	$ 220,097	$ 471,271	$ 393,377
Other operating income (expenses):
Depreciation	(111,402)	(186,571)	(268,182)	(383,774)
Other general and administrative expenses	(40,081)	(34,601)	(84,017)	(74,095)
Net gain on disposal of equipment	170,700	90,681	262,291	198,109
Total other operating income (expenses)	19,217	(130,491)	(89,908)	(259,760)
Net income	256,081	89,606	381,363	133,617
Allocation of net income:
General partner	12,708	10,638	18,129	22,603
Limited partners	243,373	78,968	363,234	111,014
Total Allocation of net income	$ 256,081	$ 89,606	$ 381,363	$ 133,617
Limited partners' per unit share of net income	$ 0.15	$ 0.05	$ 0.23	$ 0.07