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- The machinery, honestly: Zone 125, a customs airport that is South Bend’s, and somebody else’s port Exports
- The Macri table: a thirty-six-seat diner that became the corridor's anchor restaurant Food & Drink
- Major Donations Section
- Major Donations: Open Questions Major Donations
- Major employers, ranked: the school corporation first, the hospital system second — and a data center that is not yet an employer Granger Today
- The maker test, first: was a farm tractor ever built on this ground? Tractors
- The making layer, and a claim that failed its test Businesses
- Malls & Shopping Section
- The managers: Echo's leadership succession in order; Harris's and the schools' tested negative Team Histories
- The mansion stock, tested: no mansion in the record — custom houses at the top of a subdivision stock Architecture
- Marking, counted both ways Historic Preservation
- The marsh: Chapman's water birds, the market gunners, and what the ditches did Wildlife
- The marsh: hay, grazing, and the ditches that made fields Farms & Agriculture
- Mary Frank Elementary School: the township era's surviving school Schools
- The matinee record: one cinema story, and a children's programme that prints as unnamed Kids & Family Entertainment
- The measurement invention: Press Ganey and the patient's voice Medical Advancements
- The mechanism: registration, the fund, leases by the quarter-mile, and the volunteers who groom Snowmobile Trails
- Media today: a monthly magazine of its own, a daily at the boundary, and a Facebook group that became a paper Granger Today
- Medical Advancements Section
- Medical Discovery Versus Care Medical Advancements
- The medical layer: a campus on North Main Street, and the dental row Businesses
- The medical school as research campus: IU School of Medicine–South Bend Medical Advancements
- Medicine, kept modest — the Beardsley–Miles course, and the negative beyond it Inventors & Inventions
- Memorial Day as an institution: from Logan's order to the 100th Westside parade Veterans
- The Memorial Question: Two Flag Poles and a Veterans' Section Wars & Military Service
- The memorials by war and by institution Veterans
- The memory-keepers: who wrote the place down Arts
- Mental health and addiction care: offices, not institutions Health & Care
- Mental Health Institutions Section
- The Metro Homicide years, 1993–2021: the unit that worked this ground's deaths Crime & Public Safety
- The metro, stated precisely: South Bend–Mishawaka, IN–MI Population
- The Mexican War: a Whig county, thirteen named men, and one who never came home Wars & Military Service
- The Miami test: first in the record, and this ground Native Nations
- Michael A. Dvorak: the prosecutor who lived in Granger for decades — and whose son's seat is South Bend's Notable People
- Michael Smith: the German child of 1826 who ended with 380 acres and a Granger post office Notable People
- Michiana Church of God Churches & Religion
- Michiana Covenant Academy: the homeschool academy on Cleveland Road Schools
- Michiana Covenant Presbyterian Church: the PCA congregation Churches & Religion
- Michiana Echo: the soccer club on the township's back fields, and the 2026 merger Sports
- The Microsoft EKI campus at business strength: the purchase and development course Businesses
- A mid-century trade state, named at its date: c. 1950 Fashion
- Migration and the industrial ceiling, counted together — and Granger's different arrival Black History
- Mike Ganus: the pigeon racer of Granger who won the Million Dollar race Notable People
- Military Section
- Military Records: Open Questions Wars & Military Service
- The militia years: the county's standing companies, named from organization forward Military
- Miniature golf's two waves: the craze that left no local name, and the 1979 course across the line Kids & Family Entertainment
- The missing: the state bulletin read whole, the county files named Cold Cases
- The modern course: kiosks, mail, and the counter as it stands License Branch
- The modern course: the county police alone, 2021–2026 Crime & Public Safety
- The modern database era: NUFORC worked as a database for this ground UFO Sightings
- The modern defence book: the Humvee desk is Mishawaka’s and South Bend’s; the CDP sweep returns no FMS desk Exports
- The modern fortunes, under the living-persons rule: roles, published gifts and filings only Wealth
- The modern founders and chiefs, named as of November 2026 Founders & CEOs
- The modern layer, and the movers: a closing roster Technology
- The modern layer: borrowed names and one lifted sentence Famous Stories & the Record
- The modern ledger, from the federal count — and this place’s uncounted share Exports
- The modern line, the school-picture firms, and where the pictures live Photographers
- The modern nations' own accounts Native Nations
- The modern position, as of November 2026 Snowmobile Trails
- More Businesses Section
- The Morris Inn, Notre Dame's House Hotels & Motels
- The moving line, listed as far as the record lists it: a litigated annexation, a standing procedure, one lot in 2026 — and the wave table that is not open Government
- The moving line: annexation at the southern edge Government
- MPHPL — the District Library Sources
- Music Section
- The music rooms as music rooms: the Seahorse, Vegetable Buddies, and Bare Hands tested Bars & Nightclubs
- The music schools: Suzuki on Gumwood Road, and the lesson trade Arts