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Title ---------------------------- SCIENCE & MECHANICS
Previous title ---------------
Title changed to ----------
Ceased publication ----- Jul-Aug (?) 1983
Indexing notes ------------ Omitted from HTDI for 1973-1977 because the magazine changed content away from "how-to" information.

 Whole Issue No.  Volume & Issue           Issue Date           NLE Holding    Indexed   
66 v.9  #3Aug 1938 Orig
67 v.9  #4Oct-Nov 1938 Orig
69 v.10  #2Apr 1939 Orig
77 v.11  #5Dec 1940 Orig
112 v.19  #2Apr-May 1948 Orig
118 v.20  #3Jun 1949 Orig
137 v.23  #4Aug 1952 Orig
v.23  Dec 1952 Orig
149 v.25  #4Aug 1954 Duplicate
152 v.26  #1Feb 1955 Orig
160 v.27  #3Jun 1956 Orig
161 v.27  #4Aug 1956 Orig
162 v.27  #5Oct 1956 Orig
163 v.27  #6Dec 1956 Orig
164 v.28  #1Feb 1957 Orig
165 v.28  #2Apr 1957 Duplicate
166 v.28  #3Jun 1957 Orig
167 v.28  #4Aug 1957 Orig
168 v.28  #5Oct 1957 Orig
169 v.28  #6Dec 1957 Orig
177 v.30  #2Apr 1959 Orig
183 v.31  #2Apr 1960 Orig
184 v.31  #3Jun 1960 Duplicate
185 v.31  #4Aug 1960 Duplicate
186 v.31  #5Oct 1960 Orig
187 v.31  #6Nov 1960 Duplicate
188 v.31  #7Dec 1960 Orig
189 v.32  #1Jan 1961 Orig
190 v.32  #2Feb 1961 Orig
191 v.32  #3Mar 1961 Duplicate
192 v.32  #4Apr 1961 Duplicate
193 v.32  #5May 1961 Orig
194 v.32  #6Jun 1961 Orig
195 v.32  #7Jul 1961 Orig
196 v.32  #8Aug 1961 Orig
197 v.32  #9Sep 1961 Orig
198 v.32  #10Oct 1961 Duplicate
199 v.32  #11Nov 1961 Orig
200 v.32  #12Dec 1961 Orig
201 v.33  #1Jan 1962 Orig
202 v.33  #2Feb 1962 Orig
204 v.33  #4Apr 1962 Orig
205 v.33  #5May 1962 Orig
206 v.33  #6Jun 1962 Orig
207 v.33  #7Jul 1962 Orig
208 v.33  #8Aug 1962 Duplicate
209 v.33  #9Sep 1962 Orig
210 v.33  #10Oct 1962 Orig
211 v.33  #11Nov 1962 Duplicate
212 v.33  #12Dec 1962 Orig
213 v.34  #1Jan 1963 Orig HTDI
214 v.34  #2Feb 1963 Orig HTDI
215 v.34  #3Mar 1963 Orig HTDI
216 v.34  #4Apr 1963 Orig HTDI
217 v.34  #5May 1963 Orig HTDI
218 v.34  #6Jun 1963 Orig HTDI
v.34  #7Jul 1963 Orig HTDI
v.34  #8Aug 1963 Orig HTDI
v.34  #9Sep 1963 Duplicate HTDI
v.34  #10Oct 1963 Orig HTDI
v.34  #11Nov 1963 Orig HTDI
v.34  #12Dec 1963 Orig HTDI
v.35  #1Jan 1964 Orig HTDI
v.35  #2Feb 1964 Orig HTDI
v.35  #3Mar 1964 Orig HTDI
v.35  #4Apr 1964 Orig HTDI
v.35  #5May 1964 Orig HTDI
v.35  #6Jun 1964 Orig HTDI
v.35  #7Jul 1964 Orig HTDI
v.35  #8Aug 1964 Orig HTDI
v.35  #9Sep 1964 Orig HTDI
v.35  #10Oct 1964 Orig HTDI
v.35  #11Nov 1964 Orig HTDI
v.35  #12Dec 1964 Orig HTDI
v.36  #1Jan 1965 Orig HTDI
v.36  #2Feb 1965 Orig HTDI
v.36  #3Mar 1965 Orig HTDI
v.36  #4Apr 1965 Orig HTDI
v.36  #5May 1965 Orig HTDI
v.36  #6Jun 1965 Orig HTDI
v.36  #7Jul 1965 Orig HTDI
v.36  #8Aug 1965 Orig HTDI
v.36  #9Sep 1965 Orig HTDI
v.36  #10Oct 1965 Orig HTDI
v.36  #11Nov 1965 Orig HTDI
v.36  #12Dec 1965 Orig HTDI
v.37  #1Jan 1966 Orig HTDI
v.37  #2Feb 1966 Orig HTDI
v.37  #3Mar 1966 Orig HTDI
v.37  #4Apr 1966 Orig HTDI
v.37  #5May 1966 Orig HTDI
v.37  #6Jun 1966 Orig HTDI
v.37  #7Jul 1966 Orig HTDI
v.37  #8Aug 1966 Orig HTDI
v.37  #9Sep 1966 Orig HTDI
v.37  #10Oct 1966 Orig HTDI
v.37  #11Nov 1966 Orig HTDI
v.37  #12Dec 1966 Orig HTDI
v.38  #1Jan 1967 Orig HTDI
v.38  #2Feb 1967 Orig HTDI
v.38  #3Mar 1967 Duplicate HTDI
v.38  #4Apr 1967 Orig HTDI
v.38  #5May 1967 Orig HTDI
v.38  #6Jun 1967 Orig HTDI
v.38  #7Jul 1967 Orig HTDI
v.38  #8Aug 1967 Orig HTDI
v.38  #9Sep 1967 Orig HTDI
v.38  #10Oct 1967 Orig HTDI
v.38  #11Nov 1967 Orig HTDI
v.38  #12Dec 1967 Orig HTDI
v.39  #1Jan 1968 Orig HTDI
v.39  #2Feb 1968 Orig HTDI
v.39  #3Mar 1968 Orig HTDI
v.39  #4Apr 1968 MicroformHTDI
v.39  #5May 1968 MicroformHTDI
v.39  #6Jun 1968 Duplicate HTDI
v.39  #7Jul 1968 Orig HTDI
v.39  #8Aug 1968 Orig HTDI
v.39  #9Sep 1968 Orig HTDI
v.39  #10Oct 1968 Orig HTDI
v.39  #11Nov 1968 Orig HTDI
v.39  #12Dec 1968 Orig HTDI
v.40  #1Jan 1969 Orig HTDI
v.40  #2Feb 1969 Orig HTDI
v.40  #3Mar 1969 Orig HTDI
v.40  #4Apr 1969 Orig HTDI
v.40  #5May 1969 Orig HTDI
v.40  #6Jun 1969 Orig HTDI
v.40  #7Jul 1969 Orig HTDI
v.40  #8Aug 1969 Orig HTDI
v.40  #9Sep 1969 Orig HTDI
v.40  #10Oct 1969 Orig HTDI
v.40  #11Nov 1969 Orig HTDI
v.40  #12Dec 1969 Orig HTDI
v.41  #1Jan 1970 Orig HTDI
v.41  #2Feb 1970 Orig HTDI
v.41  #3Mar 1970 Orig HTDI
v.41  #4Apr 1970 Orig HTDI
v.41  #5May 1970 Orig HTDI
v.41  #6Jun 1970 Orig HTDI
v.41  #7Jul 1970 Orig HTDI
v.41  #8Aug 1970 Orig HTDI
v.41  #9Sep 1970 Orig HTDI
v.41  #10Oct 1970 Orig HTDI
v.41  #11Nov 1970 Orig HTDI
v.41  #12Dec 1970 Orig HTDI
v.42  #1Jan 1971 Orig HTDI
v.42  #2Feb 1971 Orig HTDI
v.42  #3Mar 1971 Orig HTDI
v.42  #4Apr 1971 Orig HTDI
v.42  #5May 1971 Orig HTDI
v.42  #6Jun 1971 Orig HTDI
v.42  #7Jul 1971 Orig HTDI
v.42  #8Aug 1971 Orig HTDI
v.42  #9Sep 1971 Orig HTDI
v.42  #10Oct 1971 Orig HTDI
v.42  #11Nov 1971 Orig HTDI
v.42  #12Dec 1971 Orig HTDI
v.43  #1Jan 1972 Orig HTDI
v.43  #2Feb 1972 Orig HTDI
v.43  #3Mar 1972 Orig HTDI
v.43  #4Apr 1972 Orig HTDI
v.43  #5May 1972 Orig HTDI
v.43  #6Jun 1972 Orig HTDI
v.43  #7Jul 1972 Orig HTDI
v.43  #8Aug 1972 Orig HTDI
v.43  #9Sep 1972 Orig HTDI
v.43  #10Oct 1972 Orig HTDI
v.43  #11Nov 1972 Orig HTDI
v.43  #12Dec 1972 Orig HTDI
Spring 1978 Orig HTDI
Summer 1978 Orig HTDI
Fall-Winter 1978 Orig HTDI
Spring 1979 Orig HTDI
Summer 1979 Orig HTDI
Fall 1979 Orig HTDI
Winter 1979 Orig HTDI
Spring 1980 Orig HTDI
Summer 1980 Orig HTDI
Fall 1980 Orig HTDI
Winter 1980 Orig HTDI
Special 1980 Orig HTDI
Spring 1981 Orig HTDI
Summer 1981 Orig HTDI
Fall 1981 Orig HTDI
Special 1981 Orig HTDI
Winter 1981 Orig HTDI
Spring 1982 Orig HTDI
May-Jun 1982 Orig HTDI
Jul-Aug 1982 Orig HTDI
Sep-Oct 1982 Orig HTDI
Nov-Dec 1982 Orig HTDI
Jan-Feb 1983 Orig
July-Aug 1983 Orig