Condensed Statements of Income (Unaudited) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Condensed Statements of Income [Abstract]
RENTAL REVENUES	$ 245,626	$ 254,923	$ 481,921	$ 505,360
EXPENSES:
General and administrative	21,158	15,012	63,177	54,439
Depreciation	18,103	19,093	36,206	40,200
Total expenses	39,261	34,105	99,383	94,639
Operating income	206,365	220,818	382,538	410,721
OTHER INCOME:
Interest	121	125	238	247
Other	775	1,100	1,750	1,775
Net income	$ 207,261	$ 222,043	$ 384,526	$ 412,743
Net income per limited partnership unit (note 3)	4.34	4.65	8.05	8.65
Number of units used in computing per unit amounts	47,261	47,261	47,261	47,261