diff --git a/agenda/markets.py b/agenda/markets.py
index d6901d4..e8e48a7 100644
--- a/agenda/markets.py
+++ b/agenda/markets.py
@@ -10,22 +10,28 @@ from .types import Event
 uk_tz = pytz.timezone("Europe/London")
 
 
-def windmill_hill(start_date: date, months: int = 24) -> list[Event]:
-    """Windmill Hill Market days for the next 24 months from a given date."""
+def event(title: str, d: date, start: time, end: time, url: str) -> Event:
+    """Build Event object for market."""
+    return Event(
+        name="market",
+        title=title,
+        date=uk_tz.localize(datetime.combine(d, start)),
+        end_date=uk_tz.localize(datetime.combine(d, end)),
+        url=url,
+    )
+
+
+def windmill_hill(start_date: date, end_date: date) -> list[Event]:
+    """Windmill Hill Market days betwen start and end dates."""
     events: list[Event] = []
     current_date = start_date
     url = (
         "https://www.windmillhillcityfarm.org.uk"
         + "/visit-us/shops-more/windmill-hill-market-bristol-market/"
     )
+    start, end = time(10, 0), time(15, 0)
 
-    # To keep count of how many market days have been calculated
-    count = 0
-
-    start = time(10, 0)
-    end = time(15, 0)
-
-    while count < months:
+    while current_date < end_date:
         # Skip months outside of April to December
         if current_date.month < 4 or current_date.month > 12:
             current_date += relativedelta(months=1)
@@ -38,15 +44,8 @@ def windmill_hill(start_date: date, months: int = 24) -> list[Event]:
         # Include it in the list only if it's on or after the start_date
         if first_saturday >= start_date:
             events.append(
-                Event(
-                    name="market",
-                    title="Windmill Hill Market",
-                    date=uk_tz.localize(datetime.combine(first_saturday, start)),
-                    end_date=uk_tz.localize(datetime.combine(first_saturday, end)),
-                    url=url,
-                )
+                event("Windmill Hill Market", first_saturday, start, end, url)
             )
-            count += 1
 
         # Move to the next month
         current_date += relativedelta(months=1)
@@ -55,33 +54,22 @@ def windmill_hill(start_date: date, months: int = 24) -> list[Event]:
     return events
 
 
-def tobacco_factory(start_date: date, weeks: int = 52 * 2) -> list[Event]:
+def tobacco_factory(start_date: date, end_date: date) -> list[Event]:
     """Tobacco Factory Market days for the next 12 months from a given date."""
     events: list[Event] = []
     current_date = start_date
-    count = 0
-
     url = "https://tobaccofactory.com/whats-on/sunday-market/"
+    start, end = time(10, 0), time(14, 30)
 
-    start = time(10, 0)
-    end = time(14, 30)
-
-    while count < weeks:  # 52 weeks in a year
+    while current_date <= end_date:
         # Calculate the next Sunday from the current date
         next_sunday = current_date + relativedelta(weekday=6)  # Sunday is 6
 
         # Include it in the list only if it's on or after the start_date
         if next_sunday >= start_date:
             events.append(
-                Event(
-                    name="market",
-                    title="Tobacco Factory Sunday Market",
-                    date=uk_tz.localize(datetime.combine(next_sunday, start)),
-                    end_date=uk_tz.localize(datetime.combine(next_sunday, end)),
-                    url=url,
-                )
+                event("Tobacco Factory Sunday Market", next_sunday, start, end, url)
             )
-            count += 1
 
         # Move to the next week
         current_date += timedelta(weeks=1)
@@ -89,27 +77,21 @@ def tobacco_factory(start_date: date, weeks: int = 52 * 2) -> list[Event]:
     return events
 
 
-def nailsea_farmers(start_date: date, months: int = 24) -> list[Event]:
-    """Nailsea Farmers Market days for the next 12 months from a given date."""
+def nailsea_farmers(start_date: date, end_date: date) -> list[Event]:
+    """Nailsea Farmers Market days between start and end dates."""
     events: list[Event] = []
     current_date = start_date
-    count = 0
+    start, end = time(9, 0), time(13, 0)  # Times:  9am-1pm
+    url = "https://www.somersetfarmersmarkets.co.uk/markets/nailsea/"
 
-    t = time(9, 0)  # The market starts at 9am
-
-    while count < months:
+    while current_date < end_date:
         # Calculate the 3rd Saturday of the current month
         third_saturday = current_date + relativedelta(day=1, weekday=SA(+3))
-        count += 1
 
         # Include it in the list only if it's on or after the start_date
         if third_saturday >= start_date:
             events.append(
-                Event(
-                    name="market",
-                    title="Nailsea Farmers Market",
-                    date=uk_tz.localize(datetime.combine(third_saturday, t)),
-                )
+                event("Nailsea Farmers Market", third_saturday, start, end, url)
             )
 
         # Move to the next month