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Exhibit 4.2    
    



	No.                        	 	 	 	 
	

Cusip No. 89468P 10 2	
 	

 	
 	

                         Shares
	TC Acquisition Corp.
 Incorporated under the Laws of the State of Delaware
	
Common Stock

Par Value $0.0001 per Share
	
SEE REVERSE FOR CERTAIN DEFINITIONS
	
	 	 	 	 





THIS CERTIFIES THAT
                                         
                                         
                                   IS THE OWNER OF
                                   FULLY
PAID AND NON-ASSESSABLE SHARES OF COMMON STOCK, WITH A PAR VALUE $0.0001 PER SHARE, OF TC ACQUISITION CORP., a Delaware corporation (the "Corporation"), transferable on the books of the Corporation in
person or by duly authorized attorney upon surrender of this certificate if properly endorsed. This certificate is not valid unless countersigned by the Transfer Agent and registered by Registrar.  


WITNESS the seal of the Corporation and the facsimile signature of its duly authorized officers.  



	Dated:	 	 	 	 	 
	 	
	 	 	 	 
	

 Secretary	
 	

 	
 	

 Chief Executive Officer
	

 Transfer Agent	
 	

 	
 	

 
	

 	
 	

TC Acquisition Corp.

CORPORATE SEAL

2005

DELAWARE	
 	

 










        The
following abbreviations, when used in the inscription on the face of this certificate, shall be construed as though they were written out in full according to applicable laws or
regulations: 



	TEN COM	 	as tenants in common	 	Unif Gift Min Act -	                        	Custodian	                        
	TEN ENT	 	tenants by the entireties	 	 	(Cust)	 	(Minor)
	JT TEN	 	as joint tenants with right of	 	 	Under Uniform Gifts to Minors
	 	 	survivorship and not as tenants in common	 	 	Act:
                                         
                 
	 	 	 	 	 	(State)
	

Additional abbreviations may also be used though not in the above list.




TC Acquisition Corp.  


        The Corporation will furnish without charge to each stockholder who so requests the powers, designations, preferences and relative, participating,
option or other special rights of each class of stock or series thereof of the Corporation and the qualifications, limitations, or restrictions of such preferences and/or rights. This certificate and
the Units represented hereby are issued and shall be held subject to the terms and conditions applicable to the securities underlying and comprising the Units. 


For Value Received,
                                         
                  hereby sell, assign and transfer unto
  


PLEASE INSERT SOCIAL SECURITY OR OTHER

IDENTIFYING NUMBER OF ASSIGNEE

                                         
                                





(PLEASE PRINT OR TYPEWRITE NAME AND ADDRESS, INCLUDING ZIP CODE, OF ASSIGNEE) 


Units represented by the within Certificate, and do hereby irrevocably constitute and appoint
                                         
                  Attorney, to transfer the said Units on the books of the within named Corporation with full power of substitution in the premises.




	Dated
                                         
                 	 	By:
                                         
                 
	 	 	NOTICE: THE SIGNATURE TO THIS ASSIGNMENT MUST CORRESPOND WITH THE NAME AS WRITTEN UPON THE FACE OF THE CERTIFICATE IN EVERY PARTICULAR, WITHOUT ALTERATION OR ENLARGEMENT OR ANY CHANGE WHATEVER.
	Signature(s) Guaranteed:	 	 
	

By:
                                         
                 	
 	

 
	THE SIGNATURE(S) SHOULD BE GUARANTEED BY AN ELIGIBLE GUARANTOR INSTITUTION (BANKS, STOCKBROKERS, SAVINGS AND LOAN ASSOCIATIONS AND CREDIT UNIONS WITH MEMBERSHIP IN AN APPROVED SIGNATURE GUARANTEE MEDALLION
PROGRAM, PURSUANT TO S.E.C. RULE 17Ad-15).	 	 













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Exhibit 4.2