Harrie Irving Hancock (1866?-1922) was an American chemist and writer, mainly remembered as an author of children's literature and juveniles in the late 19th and early 20th centuries, and as having written a fictional depiction of a German invasion of the USA.
(source Wikipedia)
33 ebooks by H. Irving Hancock
Dave Darrin After The Mine Layers
Dave Darrin at Vera Cruz
Dave Darrin on Mediterranean Service or, With Dan Dalzell on European Duty
Dave Darrin's First Year at Annapolis
Dave Darrin's Fourth Year at Annapolis
Dave Darrin's Second Year at Annapolis Or, Two Midshipmen as Naval Academy "Youngsters"
Dave Darrin's Third Year at Annapolis Leaders of the Second Class Midshipmen
Dick Prescott's First Year at West Point
Dick Prescott's Second Year at West Point Finding the Glory of the Soldier's Life
Dick Prescotts's Fourth Year at West Point Ready to Drop the Gray for Shoulder Straps
Dick Prescott's Third Year at West Point Standing Firm for Flag and Honor
The Grammar School Boys in Summer Athletics
The Grammar School Boys of Gridley or, Dick & Co. Start Things Moving
The Grammar School Boys Snowbound or, Dick & Co. at Winter Sports
The High School Boys' Canoe Club
The High School Boys' Fishing Trip
The High School Boys in Summer Camp
The High School Boys' Training Hike
The High School Captain of the Team Dick & Co. Leading the Athletic Vanguard
The High School Freshmen Dick & Co.'s First Year Pranks and Sports
The High School Left End Dick & Co. Grilling on the Football Gridiron
The High School Pitcher Dick & Co. on the Gridley Diamond
The Motor Boat Club and The Wireless The Dot, Dash and Dare Cruise
The Young Engineers in Arizona Laying Tracks on the Man-killer Quicksand
The Young Engineers in Colorado
The Young Engineers in Mexico
Dave Darrin at Vera Cruz
Dave Darrin on Mediterranean Service or, With Dan Dalzell on European Duty
Dave Darrin's First Year at Annapolis
Dave Darrin's Fourth Year at Annapolis
Dave Darrin's Second Year at Annapolis Or, Two Midshipmen as Naval Academy "Youngsters"
Dave Darrin's Third Year at Annapolis Leaders of the Second Class Midshipmen
Dick Prescott's First Year at West Point
Dick Prescott's Second Year at West Point Finding the Glory of the Soldier's Life
Dick Prescotts's Fourth Year at West Point Ready to Drop the Gray for Shoulder Straps
Dick Prescott's Third Year at West Point Standing Firm for Flag and Honor
The Grammar School Boys in Summer Athletics
The Grammar School Boys of Gridley or, Dick & Co. Start Things Moving
The Grammar School Boys Snowbound or, Dick & Co. at Winter Sports
The High School Boys' Canoe Club
The High School Boys' Fishing Trip
The High School Boys in Summer Camp
The High School Boys' Training Hike
The High School Captain of the Team Dick & Co. Leading the Athletic Vanguard
The High School Freshmen Dick & Co.'s First Year Pranks and Sports
The High School Left End Dick & Co. Grilling on the Football Gridiron
The High School Pitcher Dick & Co. on the Gridley Diamond
The Motor Boat Club and The Wireless The Dot, Dash and Dare Cruise
The Young Engineers in Arizona Laying Tracks on the Man-killer Quicksand
The Young Engineers in Colorado
The Young Engineers in Mexico