Condensed Statements of Income (Unaudited) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Condensed Statements of Income [Abstract]
RENTAL REVENUES	$ 104,653	$ 102,420	$ 204,340	$ 202,166
EXPENSES:
General and administrative	10,162	7,667	44,476	41,411
Depreciation	9,213	9,213	18,426	19,039
Total expenses	19,375	16,880	62,902	60,450
Operating income	85,278	85,540	141,438	141,716
OTHER INCOME:
Interest	21	20	41	46
Other	125	150	375	225
Net income	$ 85,424	$ 85,710	$ 141,854	$ 141,987
Net income per limited partnership unit (note 2)	$ 0.51	$ 0.51	$ 0.85	$ 0.85
Number of units used in computing per unit amounts	165,375	165,375	165,375	165,375