...my sworn allegiance to the Union and professional conduct, the report was submitted to President Lincoln at an early day, (in his administration,) and recently to the world. To that short paper ex-President Buchanan publishes a reply of double the length in the Intelligencer, of the 1st inst. My rejoinder, from necessity, if not taste, will be short, for I hold the pen in a rheumatic hand, and am without aide-de...