This helmet list isn't limited to pointy stuff. But here is my current book list of all the helmet books I possess in my collection (this has become my "other" collection in fact):
Suggested Reading for Helmet Collectors (Updated 10/22/08)
Steel Pots
Chris Armold
R James Bender Pub (December 1997)
ISBN: 091213870X
Painted Steel: Steel Pots, Volume II
Chris Armold
R James Bender Pub (September 2000)
ISBN: 0912138823
Collecting Military Headgear: A Guide to 5000 Years of Helmet History
Schiffer Publishing, Ltd. (2004)
Robert Attard
ISBN: 0-7643-2102-1
The History of the German Steel Helmet, 1916-1945
Ludwig Baer
R. James Bender Publishing (January 1985)
ISBN: 0912138319
Vom Stahlhelm Zum Gefechtshelm Band 2 (1919-1994)
Ludwig Baer
Neu-Anspach (1994)
ISBN: 3-9803864-1-4
Vom Metallhelm Zum Kunststoffhelm
Ludwig Baer
Neu-Anspach (1999)
ISBN: 3-9803864-2-2
Vom Stahlhelm zum Kampfhelm: Die Geschichte des Österreichischen Stahlhelmes
Ludwig Baer
Neu-Anspach (2006)
ISBN: 3-9803864-4-9
SS Helmets: The History, Use and Decoration of the Helmets of the Black Corps
Michael D. Beaver with Kelly Hicks
Schiffer Publishing, Ltd. (2006)
ISBN: 0-7643-2476-4
Wehrmacht Combat Helmets 1933-45
Brian C. Bell, Illustrated by Kevin Lyles
Osprey Publishing (2004)
ISBN: 1-84176-725-5 (2004)
Vojenské Ocelové Prílby: 1915-1945
Ctirad Beneš
Filatelie Pardubice (1999)
Prílba – Ochrana I Ozdoba Válecníka
Ctirad Beneš
Naše Vojsko (2002)
ISBN: 80-206-0651-3
M33 Analis Di Un Elmo
Diego Bosi
Marvia Edizioni (2006)
ISBN: 78889-089125
Head-Dress of the Canadian Mounted Police: 1873-2000
Dr. James J. Boulton
Bunker to Bunker Publishing (2000)
ISBN: 1-894255-07-0
The Pickelhaube: Volume 1 Line Infantry
J.A. Bowman
Imperial Publications (1989)
ISBN: 1-871498-007
The Pickelhaube: Volume 2 Wartime, Ersatz, Reserve & Artillery
J.A. Bowman
Imperial Publications (1989)
ISBN: 1-871498-06-0
Coberturas Militares Portuguesas: 1740-1918
Pedro Soares Branco
Edições Inapa (2000)
ISBN: 972-8387-82-2
Tin Hats to Composite Helmets: A Collector's Guide
Martin J. Brayley
Crowood Press Ltd. (2008)
ISBN: 978-1-84797-024-4
Les Casques De L’Armée Française: De 1915 à 1945
Frédéric Bruyelle, Renaud Mansuy and François Raquillet
E.S.P., (1997)
Adrian: La storia e il mito dell'elmetto della Grande Guerra
Nicola Bultrini
Nordpress (2006)
ISBN: 788888-657615
Head Dresses of the British Army: Cavalry
W.Y. Carman
Published by the author (1968)
Head Dresses of the British Army: Yeomanry
W.Y. Carman
Published by the author (1970)
Light Horse and Mounted Rifle Volunteers: 1860-1901
W.Y. Carman
Arrow Press (1995)
ISBN: 0 9516065 1 4
Summer Helmets of the U.S. Army, 1875-1910
Gordon Chappell
Wyoming State Achives and Historical Department (1976)
Brass Spikes and Horsetail Plumes: A History of U.S. Army Dress Helmets 1872-1904
Gordon Chappell
Thomas Publications (1997)
ISBN: 1-57747-001-XM
The British Soldier in the 20th Century: Field Service Head Dress 1902 to the Present Day
Mike Chappell
Wessex Military Publishing (1987)
ISBN: 1-870498-01-1
Russian Helmets: from Kaska to Stalshlyem 1916-2001
Robert W. Clawson
R James Bender Pub (November 2002)
ISBN: 0912138823
Spiked Helmets of Imperial Germany, Volume Two: Cavalry, Artillery, Train
Tony Cowan
Schiffer Publishing, Ltd. (2005)
ISBN: 0-7643-2167-6
Helmets and Body Armor in Modern Warfare
Bashford Dean
Yale University Press (1930)
Helmets and Body Armor in Modern Warfare including World War II Supplement
Bashford Dan, with forward by Carl J. Pugliese
Pugliese (1977)
Helmets of the ETO: A Historial & Technical Guide
Régis Giard Férdéric Blais
Historie & Collections (2007)
ISBN: 978-2-35250-062-9
German Helmets 1933-1945
T.J. Goodapple and R.J. Weinand
Published by the authors (1981)
ISBN: 0685723364
German Helmets 1933-1945: Volume II
T.J. Goodapple, W.R. Maertz and R.J. Weinand
Published by the authors (1981)
Helmets of the First World War: Germany, Britain & their Allies
Michael J. Haselgrove & Branislav Radovic
Schiffer Publishing, Ltd. (2000)
ISBN: 0-7643-1020-8
History of the Steel Helmet in the First World War: Austro-Hungary, Belgium, Bulgaria, Czechoslovakia, France, Germany, Vol. 1
Michael J. Haselgrove & Branislav Radovic
Schiffer Publishing, Ltd. (2000)
ISBN: 0764325280
History of the Steel Helmet in the First World War: Great Britain, Greece, Holland, Italy, Japan, Poland, Portugal, Romania, Russia, Serbia, Turkey, United States, Vol. 2
Michael J. Haselgrove & Branislav Radovic
Schiffer Publishing, Ltd. (2000)
ISBN: 0764325299
French Military Helmets of the XX Century: History and Identification (1900-1944)/Casques Militaires Français Du XXe Siécle: Histoire et Identification (1900-1944) Tome 1
Roland Hennequin
I.D.R. (1999)
ISBN: 2-912545-02-1
French Military Helmets of the XX Century: History and Identification (1945-1970)/Casques Militaires Français Du XXe Siécle: Histoire et Identification (1945-1970) Tome 2
Roland Hennequin
(2006)
ISBN: 978-2-316906-00-3
Militärische Kopfbedeckungen der Kaiserzeit
Reiner Herrmann
Motorbuch Verlag (2000)
ISBN: 3-613-02017-3
SS Helmets: A Collector's Guide
Kelly Hicks
Reddick Enterprises (January 1, 1993)
ISBN: 0962488356
SS Helmets: A Collector's Guide Volume II
Kelly Hicks
Reddick Enterprises January (1999)
ISBN: 0962488356
SS-Steel: Parade and Combat Helmets of Germany's Third Reich Elite
Kelly Hicks
R James Bender Pub (2004)
ISBN: 0-912138-96-3
United States Army Headgear to 1854: Catalog of United States Army Uniforms in the Collections of the Smithsonian Institution Vol. 1
Edgar M. Howell and Donald E. Kloster
Published as United States National Musuem Bulletin 269
Smithsonian Institution Press (1969)
United States Srmy Headgear 1855-1902: Catalog of the United States Army Uniforms in the Collecitons of the Smithsonian Institution,
Vol 2
Edgar M. Howell
Smithsonian Studies in History and Tehnology; no. 30
Smithsonian Institution Press (1975)
The Dutch Steel Helmet: 1916-1946
Kevin de Joode
Batavian Lion International (2007)
ISBN: 789067-076210
Pickelhauben (Spiked Helmets)
Eric Johansson
H.S.M. Publications (1982)
Library of Congress catalog card number: 82-083464
A Guide Book to U.S. Army Dress Helmets: 1872-1904
Mark Kasal and Don Moore
North Cape Publications (2000)
ISBN: 1-882391-27-6
Combat Helmets of the Third Reich: A Study in Photographs
Thomas Kibler
Reddick Enterprises (2003)
ISBN: 1-929572-042
Combat Helmets of the Third Reich Volume II: Heer and Luftwaffe A Study in Photographs
Thomas Kibler
Reddick Enterprises (2005)
ISBN: 1-929572-07-7
Helmy Wojska Polskiego (Polish Helmet Resource)
Jacek Kijak
Bellona (2000)
ISBN: 831109636-8
Helme: Militärischer Formationen und ziviler Wachkörper in Österreich-Ungarn um 1900 (Helmets of Military Formations and Civil Guard units in Austria-Hungary ca. 1900)
Herbert Klima, English translations by Richard K. Riehn
Graf Klenau (1971)
Deutsche Stahl-, Tropen- und Lederhelme: 1916-1946
Otto Peter Lang
Weishaupt Verlag (2005)
ISBN: 3-7059-0206-7
Hats Off: Head Dress of the U.S. Army: 1872-1912
John P. Langellier
Schiffer Publishing, Ltd. (1999)
ISBN: 0-7643-0956-0
Le Casque Allemand: De La Second Guerre Mondiale
Philippe Letonturier (Editor)
Gazette des Uniforms (2001)
TIN LIDS: Canadian Combat Helmets
Roger V. Lucy
Service Publications (1997)
ISBN: 0-9699845-3-7
Elmetti di Tutto Il Mondo (Helmets of the World)
Paolo Marzetti
Parma (1984)
Combat Helmets of the World
Paolo Marzetti
Parma (1996)
Elmetti/Helmets
Paolo Marzetti
Parma (2003)
M1 Helmets of WWII
Cesar Campiani Maximiano and Michael Spivey
Southern Cross Publishing (2006)
ISBN: 1-891026-32-1
M-1 Helmet of the WW 2 US GI
Pieter Oosterman
M-1Helmet.com Publishing (2007)
ISBN: 978-90-812367-1-3
German Helmets of the Second World War: Volume 1
Branislav Radovic
Schiffer Publishing, Ltd. (2002)
ISBN: 0-7643-1448-3
German Helmets of the Second World War: Volume 2
Branislav Radovic
Schiffer Publishing, Ltd. (2002)
ISBN: 0-7643-1447-5
German Camouflaged Helmets of the Second World War: Volume 1
Branislav Radovic
Schiffer Publishing, Ltd. (2004)
ISBN: 0-7643-2105-6
German Camoflaged Helmets of the Second World War: Volume 2
Branislav Radovic
Schiffer Publishing, Ltd. (2004)
ISBN: 0-7643-2106-4
Helmets and Headdress of the Imperial German Army 1870-1918
Colonel Robert H. Rankin (retired)
N. Flayderman & Co. (1965)
Military Headdress: A Pictorial History of Military Headgear from 1660 to 1914
Colonel Robert H. Rankin (retired)
Arms and Armour Prss, Lionel Leventhal Limited (1976)
ISBN: 0-88254-341-7
U.S. Combat Helmets of the 20th Century: Mass Production Helmets
Mark A. Reynosa
Schiffer Publishing, Ltd. (August 1996)
ISBN: 0764303570
The M-1 Helmet
Mark A. Reynosa
Schiffer Publishing, Ltd. (1996)
ISBN: 0764300741
Post-World War II M-1 Helmets, an Illustrated Study
Mark A. Reynosa
Schiffer Publishing, Ltd. (1998)
ISBN: 076431033X
PASGT Helmet: An Illustrated Study of the U.S. Military's Current Issue Helmet
Mark A. Reynosa
Schiffer Publishing, Ltd. (1999)
ISBN: 0764310348
Head Dress of the British Heavy Cavalry: Dragoon Guards, Household and Yeomanry Cavalry 1942-1934
David JJ Rowe
Schiffer Publishing, Ltd. (1999)
ISBN: 0764309579
Head Dress of the British Lancers: 1816 to the Present
David J. Rowe, W. Y. Carman
Schiffer Publishing, Ltd. (2002)
ISBN: 0-7643-1446-7
Die Helme der Könighlich Bayerischen Armee 1806-1918
Walter Seibold and Gerd M. Schulz
(1999)
Tropenhelme: Der Kaiserlichen Marine, Der Ostasiatischen Truppen und Der Schutztruppen
Ulrich Schiers
Deutsche Gesellschaft für Heereskunde e.V. (2007)
ISSN: 0044 - 2852
Deutschland-Katalog: Helme & Mützen der Armee 1871-1945
Gerd M. Schulz
Jörg Nimmergut (1978)
Steel Helmet in the Finnish Defence Forces
Lt. Col. Stig Roudasmaa, English summary by Erkki Nordberg
Published by the Military Museum of Finland (1997)
ISBN: 951-25-0854-0
Head Dress of Imperial Germany: 1880-1916
Paul Sanders
Schiffer Publishing, Ltd. (2001)
ISBN: 0-7643-1287-8
A Collector's Guide to Scandinavian Military Helmets: Denmark and Norway Vol. 1
Anders Skötte
Published by the author
A Collector's Guide to Swiss Military Helmets from 1916 to 1999
Jean-Paul Soulier
Editions a la Carte (2000)
ISBN: 2884641777
Imperial German Military Officers' Helmets & Head Dress: 1871-1918
Thomas N.G. Stubbs
Schiffer Publishing, Ltd. (2004)
ISBN: 0-7643-1875-6
Les Casques de Combat: Du Monde Enteir de 1915 à no jours
Pierre-Paul Struye, with Yves Plasseraud, David Powers, Charles Yust, Alberto Priero, Frederic Pellaton, Arthur Liemans, and Jean Gabriel Dagnas
Charles Lavauzelle (1984)
ISBN: 27024-0051X
Les Casques de Combat: Du Monde Enteir de 1915 à no jours, tome 2
Pierre-Paul Struye, with Yves Plasseraud, Dr. Günther Dirrheimer, Ludwig Baer, David Powers, Charles Yust, Dr. Attila Pandula, Inga Fl. Rasmussen, F. Glenn Thompson, Carlos A. Cutileiro
Editions PSD. (1991)
ISBN: 2-950606063-0-X
Stahlhelme: Katalog Deutschland-Europa-Übersee Von 1915 bis zur Gegenwart
Franz Thaler
Jörg Nimmergut (1978)
Spiked Helmets of Imperial Germany
William Randall Trawnik
Schiffer Publishing, Ltd. (2005)
ISBN: 0764321684
Stahlhelm: Evolution of the German Steel Helmet
Floyd R. Tubbs
Published by the author (1971)
Stalhlhelm: Evolution of the German Steel Helmet (Revised and Expanded)
Floyd R. Tubbs with Robert W. Clawson
Kent State University Press (October 2000)
ISBN: 0873386779
Imperial German Headgear (1888-1914)Field Guide
James D. Turinetti and Jn. Albert O'Connor
Published by the authors (2006)
ISBN: 0-9788716-0-X
Königreich Württemberg: Die Militärischen Kopfbedeckungen mit Polizei, Feuerwehr und Steuerwache 1869-1919
Walter Wannewetsch and Joachim Hilsenbeck
Auflage (1993)
ISNB: 3-929652-00-5
Home Service Helmet: 1878-1914 With Regimental Plates
Robert and Christopher Wilkinson-Latham
The Broadway Press Ltd., Star Products (1965)
