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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 $ 184,013 $ 186,091 $ 366,137 $ 365,853
EXPENSES:        
General and administrative 12,724 10,336 50,801 46,646
Depreciation 7,237 7,237 14,474 14,474
Total expenses 19,961 17,573 65,275 61,120
Operating income 164,052 168,518 300,862 304,733
OTHER INCOME:        
Interest 62 60 123 124
Other 675 500 1,075 625
Net income $ 164,789 $ 169,078 $ 302,060 $ 305,482
Net income per limited partnership unit (Note 2) $ 18.64 $ 19.13 $ 34.17 $ 34.56
Number of units used in computing per unit amounts 8,751 8,751 8,751 8,751