<PAGE>
<PAGE> 1
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
Under the Securities Exchange Act of 1934
(Amendment No. 3 )*
AIRGAS, INC.
-------------------------------------------
(Name of Issuer)
COMMON STOCK
------------------------------------------
(Title of Class of Securities)
009363 10 2
--------------------------
(CUSIP Number)
Check the following box if a fee is being paid with this statement / /. (A
fee is not required only if the filing person: (1) has a previous statement
on file reporting beneficial ownership of more than five percent of the class
of securities described in Item 1; and (2) has filed no amendment subsequent
thereto reporting beneficial ownership of five percent or less of such class.)
(See Rule 13d-7).
*The remainder of this cover page shall be filled out for a reporting person's
initial filing on this form with respect to the subject class of securities,
and for any subsequent amendment containing information which would alter the
disclosures provided in a prior cover page.
The information required in the remainder of this cover page shall not be
deemed to be "filed" for the purpose of Section 18 of the Securities exchange
Act of 1934 ("Act") or otherwise subject to the liabilities of that section of
the Act but shall be subject to all other provisions of the Act (however, see
the Notes).
(Continued on following page(s))
Page 1 of 5 Pages
<PAGE>
<PAGE> 2
CUSIP No. 009363 10 2 13G Page 2 of 5 pages
----------- ----- -----
-------------------------------------------------------------------
1. NAME OF REPORTING PERSON
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Peter McCausland
-------------------------------------------------------------------
2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) | |
(b) |X|
-------------------------------------------------------------------
3. SEC USE ONLY
-------------------------------------------------------------------
4. CITIZENSHIP OR PLACE OF ORGANIZATION
United States
-------------------------------------------------------------------
5. SOLE VOTING POWER
4,184,498
-----------------------------------------------
NUMBER OF 6. SHARED VOTING POWER
SHARES
BENEFICIALLY 284,680
OWNED BY -----------------------------------------------
EACH 7. SOLE DISPOSITIVE POWER
REPORTING
PERSON 4,184,498
WITH -----------------------------------------------
8. SHARED DISPOSITIVE POWER
284,680
-------------------------------------------------------------------
9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
4,469,178
-------------------------------------------------------------------
10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (g) EXCLUDES
CERTAIN SHARES* | |
-------------------------------------------------------------------
11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
14.4%
-------------------------------------------------------------------
12. TYPE OF REPORTING PERSON*
IN
-------------------------------------------------------------------
<PAGE>
<PAGE> 3
CUSIP No. 009363 10 2 13G Page 3 of 5 Pages
Item 1(a) Name of Issuer
--------------
Airgas, Inc.
Item 1(b) Address of Issuer's Principal Executive Offices
-----------------------------------------------
Five Radnor Corporate Center
Suite 550
100 Matsonford Road
Radnor, Pennsylvania 19087
Item 2(a) Name of Person Filing
---------------------
Peter McCausland
Item 2(b) Address of Principal Business Office, or, if none, Residence
------------------------------------------------------------
Airgas, Inc.
Five Radnor Corporate Center
Suite 550
100 Matsonford Road
Radnor, Pennsylvania 19087
Item 2(c) Citizenship
-----------
United States
Item 2(d) Title of Class of Securities
----------------------------
Common Stock, par value $.01 per share
Item 2(e) CUSIP Number
------------
009363 10 2
<PAGE>
<PAGE> 4
CUSIP No. 009363 10 2 13G Page 4 of 5 Pages
Item 3 Not Applicable
Item 4 Ownership
---------
(a) and (b) Peter McCausland beneficially owned an aggregate of 4,469,178
shares of the issuer's Common Stock, or approximately 14.4% of the shares
outstanding as of December 31, 1993, of which 132,000 shares were issuable
upon exercise of employee stock options.
(c) Peter McCausland had sole power to vote or to direct the vote, and
sole power to dispose or to direct the disposition of, 4,184,498 shares of the
issuer's Common Stock, of which 132,000 shares were issuable upon exercise of
employee stock options. Mr. McCausland had shared power to vote or to direct
the vote, and shared power to dispose or to direct the disposition of, 284,680
shares of the Common Stock, of which 60,040 shares were issuable upon exercise
of Common Stock Purchase Warrants.
Item 5 Ownership of Five Percent or Less of a Class
--------------------------------------------
Not applicable
Item 6 Ownership of More than Five Percent on Behalf of Another Person
---------------------------------------------------------------
No other person has the right to receive or the power to direct the
receipt of dividends from, or the proceeds from the sale of, the issuer's
shares which are subject of this Amendment to Schedule 13G, except that
members of Mr. McCausland's family share with Mr. McCausland the right to
receive the dividends from and the proceeds of sale with respect to the
284,680 shares of the issuer with respect to which Mr. McCausland had shared
voting and dispositive power.
Item 7 Identification and Classification of the Subsidiary Which Acquired
the Security Being Reported on By the Parent Holding Company
------------------------------------------------------------------
Not Applicable
Item 8 Identification and Classification of Members of the Group
---------------------------------------------------------
Not Applicable
Item 9 Notice of Dissolution of Group
------------------------------
Not Applicable
<PAGE>
<PAGE> 5
Item 10 Certification
-------------
Not Applicable
Signature
After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this statement is true, complete and
correct.
2/7/94
- -----------------------------------------------------------
Date
/S/ Peter McCausland
- ------------------------------------------------------------
Signature
Peter McCausland
- -----------------------------------------------------------
Name/Title
<PAGE>
