=Aug. 20.= Mason's substitute was agreed to.--_Senate Journal_, 568; _Globe_, 1616; _Globe App._, 1591. An amendment to Mason's substitute was offered by Mr. Pratt. This gave the owner the right of suit against the United States for the value of the slave if not delivered. This was afterward amended by Mason and Pratt, and rejected, August 23.--_Senate Journal_, 570-573; _Globe_, 1636; _Globe App._, 1609. =Aug 22.= Underwood offered an amendment as a substitute, and Davis presented an amendment to Mason's bill striking out the clause providing compensation for escaped slaves. This was rejected.--_Senate Journal_, 573, 580; _Globe_, 1636; _Globe App._, 1609, 1619. = Aug. 23.= Amendments were offered to Underwood's amendment by Chase and Badger. Both were rejected.--_Senate Journal_, 575-580; _Globe App._, 1619, 1623, 1625. Another slight amendment by Chase was also rejected.--_Globe App._, 1624. Mason amended his bill by making the Marshal liable for the value of a slave who has escaped from his custody.--_Senate Journal_, 576; _Globe App._, 1625. An attempt to amend the bill by striking out the compensation for escaped slaves, and other slight changes, was made by Davis, and the amendment was accepted.--_Senate Journal_, 580; _Globe App._, 1630. Bill as amended was then ordered to be engrossed for the third reading.--_Senate Journal_, 581; _Globe_, 1647; _Globe App._, 1630. =Aug. 26.= After changing the title to make it an act supplementary to that of 1793, the bill was passed, and sent to the House.--_Senate Journal_, 583; _Globe_, 1660. =Sept. 12.= In the House it was read a first and second time by title. Thompson of Pennsylvania moved to put it on its passage, and moved the previous question, which he refused to withdraw, and which was carried.--_House Journal_, 1289, 1448. Stevens moved to lay it on the table, but the motion was lost, and the bill was ordered to a third reading.--_House Journal_, 1449. The bill was passed, 109 to 75.--_House Journal_, 1451-1453; _Globe_, 1807. It was returned to the Senate.--_Senate Journal_, 627; _Globe_, 1810. =Sept 14.= The bill was signed by the presiding officer of the Senate.--_Senate Journal_, 629; _Globe_, 1815. Bill signed by the Speaker of the House.--_House Journal, 1457; Globe, 1812._ =Sept. 16.= Bill sent to the President, and signed by him Sept. 18.--_House Journal, 1472, 1497; Senate Journal, 638, 648._ [Sidenote: Second Fugitive Slave Act.] =31. Second Fugitive Slave Act. [§§ 29, 30.]= =1850, Sept. 18.= "_An Act to amend, and supplementary to, the Act entitled 'An Act respecting Fugitives from Justice, and Persons escaping from the Service of their Masters,' approved February twelfth, one thousand seven hundred and ninety-three._