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PH II

• Annual cut 1934-1935, PH II, P-Cd-1. 1934
• Annual cut 1934-1935, PH III, P-Cd-4, P-11. 1934
• Annual cut 1934-1935, seed-tree cutting, PH III, P-Cd4. 1934
• Anthropogenic ties to late-successional structure and composition in four New England hemlock stands. 1998-2000
• Arboretum D along II-IV road, PH II. 1944
• Armillaria mellea following poor planting, PH II. 1931
• Before and after improvement cutting and thinning, PH II - 24D. 1951
• Before and after thinning and improvement operation, PH II, 19B. 1951
• Black gum swamp stand dynamics and growth. 1988
• Black walnut propagation on Prospect Hill. 1940
• The Black-Gum and Tom Swamps: different communities?. 1984
• A Brief Study to Correlate the Yearly Fluctuations of Precipitation with the Diameter Increment of Red Pine. 1949
• Characterization of mound and pit topography in the Prospect Hill experimental blow-down. 1989
• Clearing trees from road. 1961
• The composition of red pine (Pinus resinosa) plantations as a consequence of fire disturbance. 1988
• Composition, volume estimates, and management plan for the western portion of Prospect Hill (PH II and PH VIII). 1909
• Composition, volume, and working plan for cordwood on northeast portion of Prospect Hill (PH II and PH VIII). 1909
• Cordwood cutting, PH II. 1925
• Cordwood cuttings, PH III and PH IV. 1942
• Cordwood salvage, 1942, PH III, Hd-1. 1944
• Cutting gray birch and scattered pines, PH II-IV. 1927
• Distribution of white ash and red oak roots within the soil. 1976
• The effects of fire on the Prospect Hill tract. 1989
• The effects of mineral islands on peatlands of the Harvard Forest. 1986
• Effects of Pruning on Red Pine (Prospect Hill III, Exp. 53-1). 1953
• Exotic arboretum S-1/2, PH II. 1944
• Exp. 45-1 Dendrometer Measurement of Thinning Effectiveness.. 1945-1948
• Experiment 45-1 Dendrometer Measurement of Thinning Effectiveness. 1945-1947
• Factors moderating red spruce growth patterns in mixed stands: the role of canopy classification and stem spacing. 1989
• Field propagation of poplar cuttings, PH III and IV. 1944
• First and second year survival, growth, and physiology of transplanted birch and maple seedlings on five microsites. 1990
• Forest hollow and Black Gum Swamp basin morphometry. 1988-1989
• Frost damage to white oak. 1961
• Gradients of bryophytes in Black Gum Swamp. 1988
• Harvard Forest Crew, PH III. 1935
• Harvest Planning - Prospect Hill I and II. 1990
• Headquarters, PH II. 1910-1941
• Hemlock Grid, Prospect Hill II, Winter Storm Damage. 1993-1994
• Hemlock, pH, and soil moisture gradients. 1988
• Historical reconstruction of a hemlock stand near Osa's Hollow in the Harvard Forest, Petersham, Massachusetts. 1989
• History and distribution of spruce in central Massachusetts - Notes. 1985
• History of Treatment, PH III, P-13 (9-A), 1937. 1942
• Holocene Paleoecology of a Forested Peatland in Central New England, U.S.A. 1988-1991
• Hurricane damage in red pine plantation, P-1; Prospect Hill Tract. 1939
• Hurricane damage in white pine spacing experiment 16-C, P-8; Prospect Hill Tract. 1939
• Improvement of young white pine plantations - pruning forked trees, PH II. 1933
• Individual and stand level studies of two conifer plantations at Harvard Forest. 1988
• IUFRO Norway spruce plantation, PH III, 44-B. 1944
• IURFO seed source or provenance experiment on Norway spruce. 1938-1984
• Landscape History: Prospect Hill II Trail. 2002
• Logging operation 1928-1929, PH III. 1929
• Long Term Dynamics of Hemlock Stands. 1995
• Mixed conifers, 37-E, PH III, Mx-Sd-3. 1944
• Newspaper article and stand record documenting the Prospect Hill forest fire of 1957. 1957
• Norway spruce plantation, 13-D, PH III, Sp-2. 1944
• The patterns of initiation in the eastern hemlock (Tsuga canadensis). 1986
• Plantation - 1909, PH II. 1915-1923
• Plantation - 1912, PH III. 1915-1916
• Plantation 27-B, Red pine, Dahurian larch, PH II, Mx-Sd-11. 1944
• Plantation 31-A, Mixed conifers, PH III, Mx-Sd-1. 1944
• Plantation A - 1912, PH III. 1918
• Plantation A - 1916 spacing, PH III, 16-B. 1918
• Plantation B - 1913, PH III. 1918
• Plantation B - 1916, PH III. 1918
• Plantation D - 1915, PH III. 1918
• Plantation F, Exp 2 - 1916, PH III. 1916
• Planted white spruce, PH II arboretum. 1928
• Planting, PH II. 1910
• Ponderosa pine plantation, 15-B, PH III, P-5. 1944
• Poplar (aspen) propagation by cuttings (formerly Exp. 43-3, Active Research files). 1943
• Preliminary description and evaluation of small forested watersheds on PH III. 1967
• A preliminary report of an experiment in the grafting of birch. 1952
• A preliminary study of the palynology and paleoecology of Osa's Hollow, Harvard Forest, Petersham, Massachusetts. 1988
• Primer to the soils of Sanderson's farm. 1975
• Prints of Scanned Historical Photographs, 2007. 1909-1941
• A profile of the Black Gum Swamp. 1984
• Prospect Hill 1938 Hurricane Damage Compartment II. 1938
• Prospect Hill 1938 Hurricane Damage Compartment III. 1938
• Prospect Hill II - Background files related to Hemlock Study. 1992
• Prospect Hill II - Forest Inventory. 1936
• Prospect Hill II 1927 Stand Map. 1927
• Prospect Hill II 1929 Stand Map. 1929
• Prospect Hill II 1932 Stand Map. 1932
• Prospect Hill II 1938 Stand Map. 1938
• Prospect Hill II Mineral Soils. 1992-1993
• Prospect Hill II Organic Soils. 1992-1993
• Prospect Hill II Proposed arboretum site. 1941
• Prospect Hill II Stand Map 1926-1927. 1926-1927
• Prospect Hill III - Forest Inventory. 1937
• Prospect Hill III 1928 Stand Map. 1928
• Prospect Hill III 1930-31 Stand Map. 1930-1931
• Prospect Hill III 1936 Stand Map. 1936
• Prospect Hill III 1937 Stand Map. 1937
• Prospect Hill III Mineral Soils. 1992-1993
• Prospect Hill III Organic Soils. 1992-1993
• Prospect Hill III Stand map 1926-27. 1926-1927
• Pruning weeviled plantation, PH III. 1928
• Recent Successional Processes Investigated by Pollen Analysis of Closed-Canopy Forest Sites. 1987-1989
• Reconstruction of Asa's Hollow (PH II). 1988
• Recovery and Morphology of Pinus Resinosa Ait. Trees 50 Years After They Were Displaced by A Hurricane. 1989
• Red pine on cut over cordwood land, PH II. 1924-1944
• Red pine plantation, 22-B, PH III, P-1. 1944
• Red pine plantation, 25-L, White spruce plantation, 25-F, PH III, P-3, Sp-1. 1944
• Red pine pruning experiment, PH III. 1936
• Remote Sensing of Forest Canopy Chemistry. 1989
• Report on cordwood cutting and improvement cuttings in the western portion of northeast Prospect Hill (PH II and PH VIII). 1909
• Report on measurements of volume of water flow. 1975
• Report on White Spruce in Plantations. 1942
• Seed dispersal and disturbance as factors limiting the distribution of rare plant species: a long-term ecological research site supplemental request for the Harvard Forest site. 1989
• Seedling Experiment, PH II.
• The Silvical Characteristics of Eastern Hemlock, and Its Growth in Plantations. 1942
• Silvicultural report on the logging operations of 1910-1911: PH I, III, IV, V. 1913
• Ski mobiles, PH I and PH II, Locust Opening Road. 1969
• Slash burning operations - mostly gray birch tops. 1963-1964
• Snow-covered area from Locust Opening Road, PH II, Red pine, 19B. 1969
• Spacing experiment, PH III, P-8, 16-C. 1935
• Species distribution on a wooded slope from Black Gum Swamp to nearby drylands. 1989
• Squirrel budding, PH II. 1938
• Thinning and improvement - before and after - openings in canopy, PH II, 24C - Exp 43-1. 1951
• Thinning and improvement - before and after, PH II, 24-C, Exp 43-1. 1951
• Thinning of hardwood stand to encourage white ash and underplanting stand with Norway spruce (formerly Exp. 62-1, Active Research files). 1962
• Thinning operation - before and after - openings in canopy, PH II, 24B. 1951
• Thinning, PH II, Ex 43-1. 1944
• Thinning, PH II, Ex 43-1, Mx-Sd-3 (1937). 1944
• Transect study and profile of peat of Black Gum Swamp, Prospect Hill Tract. 1984
• Tree-coring methods - hemlock grid PH II. 1990
• A Two-year Dendrometer Experiment on White Pine, Prospect Hill II, 24D. 1949-1950
• A View of Burned Versus Unburned Red Pine Sites of Harvard Forest. 1986-1987
• A weekend's worth of gold thread. 1975
• White pine - white spruce plantation, PH II, 24 A. 1944
• White pine - white spruce plantation, PH II, Mx Sd-1, 24A. 1931
• White pine - white spruce plantation, PH II, Mx Sd-2, 24B. 1931
• White pine - white spruce plantation, PH II, Mx Sd-3, 24C. 1931
• White pine plantation 11-B, PH II, P-6. 1944
• White pine plantation 14-A, PH II, P-2. 1944
• White pine plantation, 16-B, PH III, P-4. 1944
• White pine plantation, 23-A, PH III, P-2. 1944
• White pine plantation, PH III. 1930
• White pine spacing experiment, plantation 16-C, PH III. 1916-1936
• White spruce, white pine and hemlock plantation (1924), PH II, Mx-Sd-4. 1935-1938